Ratings

YAMAKAWA Takashi (Japan)

Ratings history

2024-07-25
2024-06-30
2024-05-31
2024-04-30
2024-03-31
2024-02-28
2024-01-31
2023-12-31
2023-06-30
2022-12-31
2022-06-30
2021-12-31
2021-06-30
2020-12-31
2020-06-30
2019-12-31
2019-06-30
2018-12-31
2018-06-30
2017-12-31
2017-06-30
2016-12-31
2016-06-30
2015-12-31
2015-06-30
2014-12-31
2014-06-30
2013-12-31
2013-06-30
2012-12-31
2012-06-30
2011-12-31
2011-06-30
2010-12-31
2010-06-30
2009-12-31
2009-06-30
2008-12-31
2008-06-30
2007-12-31
2007-06-30
2006-12-31
2006-06-30
2005-12-31
2005-06-30
2004-12-31
2004-06-30
2003-12-31
2003-06-30

2476
2466
2468
2469
2484
2482
2492
2486
2409
2420
2394
2429
2430
2445
2433
2462
2407
2409
2442
2442
2457
2452
2405
2407
2399
2401
2443
2412
2405
2395
2390
2389
2374
2357
2367
2328
2324
2296
2273
2254
2241
2208
2143
2135
2080
2108
1958
1675
1780

Show the ratings ⇩

246 tournaments
1535 results
Player ID: 5539
Rated 10 in Japan and 13 in Asia&Oceania&Africa and 13 in the World
Latest rating: 2476
WOF online rating: 1863, view profile on Vint.ee

2023

2022
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003

2023-10-08: 49_All_Japan_Tokyo_prelim_1(Japan)

YAMAKAWA Takashi	45-19	IWAKURA Hiroaki
YAMAKAWA Takashi	52-12	KITAJIMA Satoya
SHIROTA Yasuto	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	NAKAJIMA Tetsuya
OGURA Ryutaro	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	46-18	TAKAHASHI Hisashi
YAMAKAWA Takashi	43-21	SHIROTA Yasuto

2023-09-03: 120_Kanagawa_open_B(Japan)

YAMAKAWA Takashi	52-12	KUNIO Yukihiro
YAMAKAWA Takashi	41-23	SATANI Tetsu
YAMAKAWA Takashi	39-25	TSUCHIGANE Taishi
YAMAKAWA Takashi	41-23	KURAHASHI Satoshi
YAMAKAWA Takashi	40-24	MURAKAMI Takeshi
YAMAKAWA Takashi	34-30	SAJI Kouya

2023-07-16: 16_Ouza_Sen(Japan)

YAMAKAWA Takashi	48-16	SUGASE Takahiro
YAMAKAWA Takashi	52-12	HASHIMOTO Yuuta
YAMAKAWA Takashi	37-27	MURAKAMI Takeshi
YAMAKAWA Takashi	34-30	SHIMOMURA Shiki
SATANI Tetsu	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	SAJI Kouya

2023-06-23: Asia Pacific Othello Championship 2023(Mongolia)

YAMAKAWA Takashi	64-00	ALTANTSETSEG Purevsuren
GANTUMUR Enkh-Amgalan	11-53	YAMAKAWA Takashi
YAMAKAWA Takashi	60-04	NARANTSATSRAL Enkhbayar
WANG Zhen	31-33	YAMAKAWA Takashi
YAMAKAWA Takashi	16-48	TAKANASHI Yusuke
KIM Taeyeon	15-49	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	SHI Peipei
JANG Hyunwoo	16-48	YAMAKAWA Takashi
YAMAKAWA Takashi	26-38	URANO Kento
SAJI Kouya	32-32	YAMAKAWA Takashi
YAMAKAWA Takashi	14-50	SOUDA Shun

2023-05-04: 33_Kyoto_open(Japan)

YAMAKAWA Takashi	58-06	YOSHIMOTO Nobuhide
YAMAKAWA Takashi	47-17	GOTO Masahiro
NAGASHIMA Kouyou	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	NANASE Yuuma
YAMAKAWA Takashi	37-27	NORIMITSU Ayumi
YAMAKAWA Takashi	32-32	TAMENORI Hideshi
YAMAKAWA Takashi	39-25	SHIMOMURA Shiki

2023-03-19: 43_Meijin(Japan)

YAMAKAWA Takashi	37-27	GOTO Masahiro
YAMAKAWA Takashi	52-12	MIURA Toshie
NAGANO Yasushi	32-32	YAMAKAWA Takashi
YAMAKAWA Takashi	43-21	KITAJIMA Hideki
YAMAKAWA Takashi	47-17	HORIUCHI Soutarou
YAMAKAWA Takashi	45-19	URANO Kento
YAMAKAWA Takashi	33-31	NAGANO Yasushi
KURITA Seiya	34-30	YAMAKAWA Takashi

2022-07-10: 15_Ouza_sen(Japan)

YAMAKAWA Takashi	49-15	UENO Tomohisa
YAMAKAWA Takashi	43-21	NAKAOKA Akinori
YAMAKAWA Takashi	41-23	OGURA Ryutaro
TAKAHASHI Akihiro	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	KANO Chihiro
SHIMOMURA Shiki	35-29	YAMAKAWA Takashi

2022-03-21: 42_Meijin(Japan)

YAMAKAWA Takashi	won against	NAKAMURA Rintaro
YAMAKAWA Takashi	won against	IKEDA Takeshi
YAMAKAWA Takashi	won against	SASAKI Sohei
YAMAKAWA Takashi	won against	UENO Tomohisa
SHIMOMURA Shiki	won against	YAMAKAWA Takashi
MASUDA Tokuya	won against	YAMAKAWA Takashi
KITAJIMA Hideki	won against	YAMAKAWA Takashi

2020-01-04: Shinagawa_open(Japan)

YAMAKAWA Takashi	37-27	ODA Akari
YAMAKAWA Takashi	47-17	OHWAKU Yuta
SHIROTA Yasuto	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	54-10	ITO Kenshun
SUEKUNI Makoto	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	49-15	OGINO Takeru

2019-12-28: 151_Shinagawa_open(Japan)

YAMAKAWA Takashi	43-21	KAGAHARA Shota
YAMAKAWA Takashi	35-29	HORIUCHI Soutarou
YAMAKAWA Takashi	45-19	TAKAHASHI Hisashi
YAMAKAWA Takashi	33-31	NAKAMORI Hiroki
YAMAKAWA Takashi	33-31	NAKAJIMA Tetsuya
YAMAKAWA Takashi	35-29	KIYONOBU Kenta

2019-11-17: 262_Kawagoe_ranking_games(Japan)

YAMAKAWA Takashi	62-02	HAGIHARA Shirou
YAMAKAWA Takashi	45-19	USHIKUBO Yu
YAMAKAWA Takashi	37-27	ADACHI Shungai
YAMAKAWA Takashi	35-29	HASEGAWA Takeshi
YAMAKAWA Takashi	35-29	KURACHI Takayuki
YAMAKAWA Takashi	48-16	KANEKO Hikaru

2019-09-28: 142_Chiyarenshi_open_beginner(Japan)

YAMAKAWA Takashi	34-30	ITO Yuji
YAMAKAWA Takashi	35-29	KIYONOBU Kenta
YAMAKAWA Takashi	56-08	HISHIYAMA Yuichi
YAMAKAWA Takashi	33-31	SATANI Tetsu
YAMAKAWA Takashi	33-31	NANASE Yuuma
YAMAKAWA Takashi	36-28	NAKAJIMA Tetsuya

2019-09-15: 19_Saitama_open(Japan)

YAMAKAWA Takashi	38-26	KOBAYASHI Ayumi
YAMAKAWA Takashi	42-22	HASEGAWA Takeshi
YAMAKAWA Takashi	36-28	OHMORI Keita
MURAKAMI Takeshi	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	48-16	MATSUMOTO Makoto
YAMAKAWA Takashi	36-28	TODA Tomoya

2019-09-07: 28_Shinagawa_super_league(Japan)

YAMAKAWA Takashi	won against	SATANI Tetsu
YAMAKAWA Takashi	38-26	TAKAMIZAWA Daiki
YAMAKAWA Takashi	35-29	URANO Kento
SUEKUNI Makoto	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	NAKAMORI Hiroki
TAKAHASHI Akihiro	39-25	YAMAKAWA Takashi
TAKANASHI Yusuke	40-24	YAMAKAWA Takashi

2019-09-01: 114_Sendai_open(Japan)

YAMAKAWA Takashi	38-26	OGINO Takeru
YAMAKAWA Takashi	44-20	SAITO Aya
YAMAKAWA Takashi	36-28	MATSUMOTO Makoto
URANO Kento	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	KIYONOBU Kenta
YAMAKAWA Takashi	45-19	ISHIKAWA Akira

2019-08-24: 141_Chiyarenshi_open_beginner(Japan)

YAMAKAWA Takashi	50-14	TAKIGAWA Mitsuaki
KIYONOBU Kenta	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	SATANI Tetsu
YAMAKAWA Takashi	won against	TATSUMI-IIJIMA Yukiko
YAMAKAWA Takashi	34-30	NAKAJIMA Tetsuya
YAMAKAWA Takashi	42-22	KIYONOBU Kenta

2019-08-10: 10_Tokyo_open(Japan)

YAMAKAWA Takashi	34-30	TODOKORO Tae
NAGANO Yasushi	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	KURIHARA Aru
YAMAKAWA Takashi	43-21	DE MARCO Wesley
YAMAKAWA Takashi	40-24	KOBAYASHI Ayumi
YAMAKAWA Takashi	41-23	YAMAGUCHI Tomoki

2019-08-04: 10_Kanagawa_cup(Japan)

YAMAKAWA Takashi	48-16	TAKANO Satoshi
YAMAKAWA Takashi	50-14	IWAKURA Hiroaki
YAMAKAWA Takashi	39-25	MITSUYA Nobuaki
KURIHARA Aru	33-31	YAMAKAWA Takashi
URANO Kento	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	44-20	NANASE Yuuma
YAMAKAWA Takashi	49-15	SATANI Tetsu

2019-05-05: 31_Kyoto_open(Japan)

YAMAKAWA Takashi	36-28	TAGUCHI Shinya
YAMAKAWA Takashi	37-27	SATO Junnosuke
YAMAKAWA Takashi	46-18	MATSUBARA Takashi
NAGANO Yasushi	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	YAMAZAKI Keita
YONEMA Hayato	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	HADA Jun

2019-04-07: 7_Yokohama_challenge(Japan)

YAMAKAWA Takashi	37-27	MATSUMOTO Makoto
YAMAKAWA Takashi	37-27	SUZURIKAWA Toshimasa
YAMAKAWA Takashi	48-16	URANO Kento
YAMAKAWA Takashi	37-27	OSATO Suguru
YAMAKAWA Takashi	34-30	KUWAHARA Shuhei
GO Shinu	33-31	YAMAKAWA Takashi

2019-03-03: 26_Shinagawa_super_league(Japan)

NAKAJIMA Tetsuya	35-29	YAMAKAWA Takashi
WADA Masaki	41-23	YAMAKAWA Takashi
TAKANASHI Yusuke	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	49-15	OSATO Suguru
YAMAKAWA Takashi	36-28	NAKAMURA Rintaro
YAMAKAWA Takashi	won against	SOUDA Shun
YAMAKAWA Takashi	35-29	TANIDA Kunihiko

2019-01-13: 14_Kyoto_standings(Japan)

YAMAKAWA Takashi	53-11	IKEHATA Keiko
YAMAKAWA Takashi	won against	SHIMOMURA Shiki
YAMAKAWA Takashi	40-24	NAGAO Hiroto
YAMAKAWA Takashi	35-29	HIRANO Tomo
YAMAKAWA Takashi	33-31	FUKUNAGA Kohachi
TAKAHASHI Akihiro	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	YAMAZAKI Midorikawa

2019-01-05: Shinagawa_open_2019(Japan)

YAMAKAWA Takashi	58-06	OGAWA Asakura
YAMAKAWA Takashi	33-31	NAGAO Hiroto
NAKAJIMA Tetsuya	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	NANASE Yuuma
YAMAKAWA Takashi	48-16	TAKA Hirosuke
YAMAKAWA Takashi	41-23	OHIKE Yoshinori

2018-09-15: 8_Tokyo_open(Japan)

YAMAKAWA Takashi	35-29	ABE Yura
YAMAKAWA Takashi	38-26	MONMA Naoto
YAMAKAWA Takashi	35-29	NARUMI Hisatoshi
TAKAMIZAWA Daiki	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	45-19	YAMANAKA Masayuki
YAMAKAWA Takashi	43-21	SAITO Osaki

2018-09-01: The 2nd Incheon Open(Korea)

YAMAKAWA Takashi	46-18	KIM Jungsoo
MIYAZAKI Yuji	45-19	YAMAKAWA Takashi
FUKUNAGA Kohachi	35-29	YAMAKAWA Takashi
KIM Taeyeon	21-43	YAMAKAWA Takashi
YAMAKAWA Takashi	24-40	OH Joungmok
YAMAKAWA Takashi	44-20	HA Seungsup
LEE Chunae	17-47	YAMAKAWA Takashi

2018-06-24: 20180624 6th Beijing Open(China)

WANG Wei	21-43	YAMAKAWA Takashi
YAMAKAWA Takashi	44-20	ZHAO Jing
JI Zihui	11-53	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	HU Ying Chong
YANG Zailin	26-38	YAMAKAWA Takashi
YAMAKAWA Takashi	56-08	MENG Debiao
JIA Baolong	27-37	YAMAKAWA Takashi
YANG Zailin	24-40	YAMAKAWA Takashi
ZHAO Jing	26-38	YAMAKAWA Takashi

2018-06-17: 46_All_Japan_Tokyo_prelim_2(Japan)

YAMAKAWA Takashi	52-12	KOSHINO Kazuhiko
YAMAKAWA Takashi	53-11	NAKAZAWA Junichi
KIMURA Yuto	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	ISHIDA Kazuaki
ASOU Daisuke	won against	YAMAKAWA Takashi
TAKAHASHI Hisashi	38-26	YAMAKAWA Takashi

2018-03-18: 39_Meijin(Japan)

YAMAKAWA Takashi	won against	NAGANO Yasushi
YAMAKAWA Takashi	won against	MATSUBARA Takashi
YAMAKAWA Takashi	won against	GO Shinu
SASAKI Sohei	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	FUKUNAGA Kohachi
YAMAKAWA Takashi	won against	ATOBE Shuugo
YAMAKAWA Takashi	won against	SAJI Kouya

2018-02-12: 2018_Tokyo_expert_games(Japan)

YAMAKAWA Takashi	34-30	TATSUMI-IIJIMA Yukiko
YAMAKAWA Takashi	35-29	NAKAJIMA Tetsuya
YAMAKAWA Takashi	34-30	MURAKAMI Takeshi
SUEKUNI Makoto	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	SASAKI Kousuke
YAMAKAWA Takashi	37-27	IWAKURA Hiroaki
NAKAJIMA Tetsuya	39-25	YAMAKAWA Takashi

2017-11-11: 122_Chiyarenshi_advanced(Japan)

YAMAKAWA Takashi	55-09	TAKAHASHI Hisashi
YAMAKAWA Takashi	41-23	NANASE Yuuma
NAKAMURA Kazuki	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	TATSUMI-IIJIMA Yukiko
YAMAKAWA Takashi	42-22	ITO Yuji
YAMAKAWA Takashi	37-27	TAKAHASHI Akihiro

2017-10-14: 23_Shinagawa_super_league(Japan)

NAKANO Jo	52-12	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	NAKAMORI Hiroki
YAMAKAWA Takashi	won against	OHMORI Keita
NAGANO Yasushi	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	NAKAJIMA Tetsuya
YAMAKAWA Takashi	34-30	FUKUNAGA Kohachi
SUEKUNI Makoto	46-18	YAMAKAWA Takashi

2017-10-08: 6_team_Shinagawa_open(Japan)

YAMAKAWA Takashi	52-12	ISHIGURO Hiroki
TAKANASHI Yusuke	46-18	YAMAKAWA Takashi
KAMIKURA Daisuke	47-17	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	SHIROTA Yasuto
SATANI Tetsu	35-29	YAMAKAWA Takashi

2017-09-03: 12_Ouza_sen(Japan)

YAMAKAWA Takashi	34-30	URANO Kento
KITAJIMA Hideki	46-18	YAMAKAWA Takashi
YAMAKAWA Takashi	56-08	TANIDA Kunihiko
YAMAKAWA Takashi	34-30	OKAMOTO Kazuki
YAMAKAWA Takashi	37-27	SHIMOMURA Shiki
TAKAHASHI Akihiro	32-32	YAMAKAWA Takashi

2017-08-26: 1st Incheon open(Korea)

YAMAKAWA Takashi	63-01	HONG Hyungbum
YAMAMOTO Takashi	50-14	YAMAKAWA Takashi
GIM Dongsung	24-40	YAMAKAWA Takashi
HONG Jaeseong	08-56	YAMAKAWA Takashi
YAMAKAWA Takashi	31-33	NAKAMORI Hiroki
KIYONOBU Kenta	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	54-10	TAKAHASHI Hisashi

2017-08-11: 22_Shinagawa_super_league(Japan)

TAKAHASHI Akihiro	51-13	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	MURAKAMI Takeshi
YAMAKAWA Takashi	37-27	KIYONOBU Kenta
YAMAKAWA Takashi	40-24	OHMORI Keita
YAMAKAWA Takashi	37-27	OKAMOTO Kazuki
YAMAKAWA Takashi	47-17	SUEKUNI Makoto
KAMIKURA Daisuke	won against	YAMAKAWA Takashi

2017-07-16: 45_All_Japan_open_championship(Japan)

YAMAKAWA Takashi	won against	SAJI Kouya
MITSUYA Nobuaki	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	MIYAOKA Tamaki
NAGANO Yasushi	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KUROGI Yuta
YAMAKAWA Takashi	won against	SHIMIZU Naoki

2017-07-09: 179_Nagareyama_open(Japan)

YAMAKAWA Takashi	54-10	AKANE Osahide
YAMAKAWA Takashi	55-09	SUDA Gadai
MATSUMOTO Makoto	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	ISHIKAWA Akira
YAMAKAWA Takashi	36-28	ISOBE Masaki

2017-06-11: 45_All_Japan_Shikoku_prelim(Japan)

YAMAKAWA Takashi	53-11	USHIRO Hideaki
YAMAKAWA Takashi	40-24	HASHIMOTO Takashi
YAMAKAWA Takashi	47-17	NAKAYAMA Ryo
IKEDA Ryousuke	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	45-19	OKADA Hiroyuki
YAMAKAWA Takashi	40-24	KAMEMOTO Osamu

2017-05-07: 85_Q_league(Japan)

YAMAKAWA Takashi	39-25	SUZUKI Yuuta
YAMAKAWA Takashi	48-16	HAMADA Naoki
YAMAKAWA Takashi	38-26	KITANOSHI Ryou
YAMAKAWA Takashi	39-25	KANZAKI Keisuke
YAMAKAWA Takashi	44-20	NAKANO Takanao

2017-05-03: 29_Kyoto_open(Japan)

YAMAKAWA Takashi	44-20	YAMASHITA Kazuma
YAMAKAWA Takashi	35-29	MIYAZAKI Yuji
YAMAKAWA Takashi	38-26	IWAKURA Hiroaki
YAMAKAWA Takashi	59-05	YOSHIDA Shigenobu
YAMAKAWA Takashi	33-31	FUKUNAGA Kohachi
YAMAKAWA Takashi	46-18	MATSUMOTO Hiroshi
YAMAKAWA Takashi	40-24	YAMAZAKI Keita

2017-04-30: 8_Hiroshima_open(Japan)

YAMAKAWA Takashi	43-21	OKAMURA Hiroaki
YAMAKAWA Takashi	44-20	KAMEMOTO Osamu
YAMAKAWA Takashi	36-28	SUNADA Mayumi
YAMAKAWA Takashi	48-16	USHIRO Hideaki
YAMAKAWA Takashi	55-09	MATSUI Takashi
YAMAKAWA Takashi	64-00	KONO Kikuchi

2017-03-19: 38_Meijin(Japan)

YAMAKAWA Takashi	won against	TAKITA Yohei
YAMAKAWA Takashi	won against	NODA Bintatsu
OHNO Tomohiro	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	ANDO Keito
YAMAKAWA Takashi	won against	MURAKAMI Takeshi
YAMAKAWA Takashi	won against	GOTO Hiroshi
YAMAKAWA Takashi	won against	KANOU Eishi

2016-10-30: 100_Kanagawa_open(Japan)

YAMAKAWA Takashi	34-30	NAGANO Yasushi
YAMAKAWA Takashi	34-30	IWAKURA Hiroaki
YAMAKAWA Takashi	37-27	TAMAKI Kyotaro
YAMAKAWA Takashi	45-19	SAITO Riki
KASAI Masaya	35-29	YAMAKAWA Takashi
ISHIKAWA Hikaru	35-29	YAMAKAWA Takashi

2016-09-04: 11_Ouza_sen(Japan)

YAMAKAWA Takashi	34-30	NAKAJIMA Tetsuya
YAMAKAWA Takashi	44-20	HADA Jun
SHIMIZU Naoki	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	NAGAO Hiroto
YAMAKAWA Takashi	49-15	SAITO Riki
YAMAKAWA Takashi	51-13	TAKIZAWA Masaki

2016-08-28: 99_Kanagawa_open(Japan)

YAMAKAWA Takashi	56-08	SATANI Tetsu
YAMAKAWA Takashi	41-23	MATSUMOTO Makoto
YAMAKAWA Takashi	54-10	MURAKAMI Takeshi
YAMAKAWA Takashi	46-18	TAKANASHI Yusuke
SASAKI Kousuke	34-30	YAMAKAWA Takashi
YAMAMOTO Takashi	37-27	YAMAKAWA Takashi

2016-07-23: 115_Shinagawa_open(Japan)

YAMAKAWA Takashi	51-13	TAKEDA Kyoko
URANO Kento	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	44-20	OSHIMA Yusuke
YAMAKAWA Takashi	48-16	ONUKI Yutaka
YAMAKAWA Takashi	35-29	NAKANO Jo
YAMAKAWA Takashi	42-22	TAKANASHI Yusuke

2016-07-17: 44_All_Japan_open_championship(Japan)

YAMAKAWA Takashi	won against	ENOMOTO Hiroyuki
SATANI Tetsu	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	OHMORI Keita
YAMAKAWA Takashi	won against	SHIMIZU Naoki
YAMAKAWA Takashi	won against	ISHIZAKI Hikaru
YAMAKAWA Takashi	won against	NAKAMORI Hiroki

2016-06-26: 44_All_Japan_East_Kanto_prelim(Japan)

YAMAKAWA Takashi	36-28	KOBAYASHI Manabu
YAMAKAWA Takashi	52-12	TSUCHIYA Shotaro
YAMAKAWA Takashi	44-20	OHNO Tomohiro
YAMAKAWA Takashi	37-27	NAGANO Yasushi
YAMAKAWA Takashi	33-31	SAWADA Takehiko

2016-05-07 → 2016-05-08: EGP Copenhagen(Denmark)

YAMAKAWA Takashi	49-15	EVERTS Jeroen
STEENTOFT Benkt	13-51	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	KASHIWABARA Takuji
DE GRAAF Jan C.	14-50	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	EKLUND Oskar
YAMAKAWA Takashi	43-21	JOHANSSON Erik
LUND Erik	30-34	YAMAKAWA Takashi
GARDEBRINK Christian	19-45	YAMAKAWA Takashi
YAMAKAWA Takashi	30-34	FELDBORG Karsten
YAMAKAWA Takashi	34-30	TASTET Marc
KORTENDIJK Albert	26-38	YAMAKAWA Takashi
YAMAKAWA Takashi	24-40	EVERTS Jeroen
EVERTS Jeroen	29-35	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	EVERTS Jeroen

2016-05-04: 28_Kyoto_open(Japan)

NAKAMORI Hiroki	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	NAGASHIMA Kouyou
YAMAKAWA Takashi	42-22	MIYAZAKI Toru
YAMAKAWA Takashi	57-07	TSUCHIYA Keishiro
YAMAKAWA Takashi	54-10	SHIMAMURA Yoshihide
YAMAKAWA Takashi	39-25	FUKUNAGA Kohachi
OKAMOTO Kazuki	40-24	YAMAKAWA Takashi

2016-04-30: 1_District_challenge(Japan)

KASAI Masaya	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	SATO Hisakazu
YAMAKAWA Takashi	43-21	OHIKE Yoshinori
YAMAKAWA Takashi	33-31	NAKANO Jo
TAKANASHI Yusuke	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	SUEKUNI Makoto

2016-04-23: 112_Shinagawa_open(Japan)

YAMAKAWA Takashi	42-22	TANIZAWA Misato
YAMAKAWA Takashi	49-15	NARUMI Hisatoshi
YAMAKAWA Takashi	38-26	OKAMOTO Kazuki
YAMAKAWA Takashi	38-26	TAMAKI Kyotaro
YAMAKAWA Takashi	39-25	NAKAJIMA Tetsuya
YAMAKAWA Takashi	35-29	TAKAHASHI Hisashi

2016-04-17: 168_Nagareyama_open(Japan)

YAMAKAWA Takashi	54-10	KOBAYASHI Manabu
YAMAKAWA Takashi	37-27	KOSHINO Kazuhiko
YAMAKAWA Takashi	won against	TAYAMA Tsubasa
YAMAKAWA Takashi	37-27	TAKAHASHI Hisashi
HAGIKURA Yutaka	40-24	YAMAKAWA Takashi

2016-03-20: 37_Meijin(Japan)

YAMAKAWA Takashi	won against	ISHII Takehiro
YAMAKAWA Takashi	won against	OHMORI Keita
OHIKE Yoshinori	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	TAZIMA Hisayuki
SUEKUNI Makoto	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	SAITO Hiroki
YAMAKAWA Takashi	won against	OZAWA Kou

2016-02-14: 2016_East_Kanto_expert_games(Japan)

YAMAKAWA Takashi	46-18	TSUCHIYA Shotaro
YAMAKAWA Takashi	46-18	AKAGI Tachiro
YAMAKAWA Takashi	44-20	KURAHASHI Satoshi
NAGANO Yasushi	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	51-13	KOBAYASHI Manabu

2016-01-03: Shinagawa_open_2016(Japan)

YAMAKAWA Takashi	58-06	YAMADA Kazuko
YAMAKAWA Takashi	44-20	OSHIMA Yusuke
NAGANO Yasushi	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	NAKAJIMA Tetsuya
YAMAKAWA Takashi	52-12	KURIHARA Aru
SHIMIZU Naoki	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	AKAGI Tachiro

2015-11-22: Tohoku_open(Japan)

YAMAKAWA Takashi	42-22	OKIZAKI Kyo
YAMAKAWA Takashi	34-30	KAMIKURA Daisuke
YAMAKAWA Takashi	36-28	TAKANASHI Yusuke
YAMAKAWA Takashi	35-29	SATO Hisakazu
YAMAKAWA Takashi	36-28	NAGAO Hiroto
YAMAKAWA Takashi	33-31	TAKAHASHI Hisashi
YAMAKAWA Takashi	42-22	TAKANASHI Yusuke

2015-11-01: 95_Kanagawa_open(Japan)

YAMAKAWA Takashi	43-21	YAMAKAWA Yasuo
YAMAKAWA Takashi	42-22	SUGUWARA Kiyoshi
KAMIKURA Daisuke	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	YAMAMOTO Takashi
YAMAKAWA Takashi	36-28	NODA Bintatsu
OHMORI Keita	33-31	YAMAKAWA Takashi

2015-10-12: 16_Shinagawa_super_league(Japan)

YAMAKAWA Takashi	37-27	MURAKAMI Takeshi
YAMAKAWA Takashi	43-21	NAGANO Yasushi
YAMAKAWA Takashi	34-30	NAKANO Jo
YAMAKAWA Takashi	36-28	KAMIKURA Daisuke
TAKANASHI Yusuke	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	NAKAJIMA Tetsuya

2015-10-11: 4_team_Shinagawa_open(Japan)

KAMIKURA Daisuke	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	FURUMOTO Yuki
KURAHASHI Satoshi	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	MATSUMOTO Hiroshi
YAMAKAWA Takashi	34-30	TAMAKI Kyotaro
YAMAKAWA Takashi	36-28	HOASHI Keisuke

2015-09-12: 99_Chiyarenshi_open(Japan)

YAMAKAWA Takashi	42-22	TATSUMI-IIJIMA Yukiko
OHIKE Yoshinori	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	KIYONOBU Kenta
YAMAKAWA Takashi	39-25	TANIDA Kunihiko
YAMAKAWA Takashi	36-28	TAMAKI Kyotaro
KAMIKURA Daisuke	38-26	YAMAKAWA Takashi

2015-09-06: 10_Ouza_sen(Japan)

YAMAKAWA Takashi	35-29	NARA Souma
YAMAKAWA Takashi	35-29	YAMAZAKI Nobuyuki
ITO Junya	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	NAKANISHI Kazuki
YAMAKAWA Takashi	46-18	NAKANO Takanao
OKAMOTO Kazuki	37-27	YAMAKAWA Takashi

2015-08-30: 15_Shinagawa_super_league(Japan)

SATANI Tetsu	41-23	YAMAKAWA Takashi
NAGANO Yasushi	35-29	YAMAKAWA Takashi
MURAKAMI Takeshi	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	NAGAO Hiroto
YAMAKAWA Takashi	35-29	HISHIYAMA Yuichi
YAMAKAWA Takashi	35-29	SOUDA Shun

2015-07-19: 43_All_Japan_open_championship(Japan)

YAMAKAWA Takashi	won against	ITO Yuta
YAMAKAWA Takashi	won against	OHNO Tomohiro
MATSUMOTO Hiroshi	won against	YAMAKAWA Takashi
OSHIMIZU Takanori	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	HAMADA Naoki
YAMAKAWA Takashi	won against	KURIHARA Aru

2015-06-14: 43_All_Japan_East_Kanto_prelim(Japan)

YAMAKAWA Takashi	35-29	ABE Yura
YAMAKAWA Takashi	41-23	NARUMI Hisatoshi
YAMAKAWA Takashi	won against	AKAGI Tachiro
YAMAKAWA Takashi	44-20	OHNO Tomohiro
NAGANO Yasushi	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	ISOBE Masaki

2015-05-31: 14_Shinagawa_super_league(Japan)

NARIYA Makoto	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	HISHIYAMA Yuichi
YAMAKAWA Takashi	33-31	SATANI Tetsu
YAMAKAWA Takashi	33-31	MURAKAMI Takeshi
YAMAKAWA Takashi	40-24	NAKAJIMA Tetsuya
KAMIKURA Daisuke	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	TAKANASHI Yusuke

2015-05-06: Kanto_champ_women_students_pr(Japan)

NARIYA Makoto	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	FUKUI Hiroto
HORIUCHI Keiko	38-26	YAMAKAWA Takashi
AKAGI Tachiro	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	SOUDA Shun
YAMAKAWA Takashi	42-22	KURIHARA Aru
YAMAKAWA Takashi	35-29	NAKANO Jo
TACHIKI Akira	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	SHIRAI Ukyo

2015-05-05: 1_Hiroshima_endurance_game_1(Japan)

YAMAKAWA Takashi	38-26	HIRATA Toru
YAMAKAWA Takashi	44-20	YOKOYAMA Naoki
YAMAKAWA Takashi	39-25	NAKAMORI Hiroki
YAMAKAWA Takashi	won against	OKAMOTO Kazuki
YAMAKAWA Takashi	won against	FUKUNAGA Kohachi
YAMAKAWA Takashi	37-27	KAMIKURA Daisuke

2015-05-05: 1_Hiroshima_endurance_game_2(Japan)

KIYONOBU Kenta	won against	YAMAKAWA Takashi
OKADA Hiroyuki	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	MATSUI Takashi
YAMAKAWA Takashi	44-20	MATSUBARA Akira
YAMAKAWA Takashi	41-23	USHIRO Hideaki
YAMAKAWA Takashi	36-28	KAMIKURA Daisuke

2015-05-05: 1_Hiroshima_endurance_game_3(Japan)

YAMAKAWA Takashi	47-17	RYUUKAKU Akihiro
YAMAKAWA Takashi	38-26	OKAMOTO Kazuki
YAMAKAWA Takashi	35-29	KAMIKURA Daisuke
FUKUNAGA Kohachi	33-31	YAMAKAWA Takashi
KIYONOBU Kenta	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	NAKAMORI Hiroki

2015-05-04: 27_Kyoto_open(Japan)

YAMAKAWA Takashi	40-24	YOSHIDA Shigenobu
YAMAKAWA Takashi	50-14	YAMAZAKI Keita
YAMAKAWA Takashi	46-18	YOSHINO Toru
YAMAKAWA Takashi	39-25	NAKANO Jo
YAMAKAWA Takashi	44-20	KIYONOBU Kenta
YAMAKAWA Takashi	40-24	OHMORI Keita
OKAMOTO Kazuki	36-28	YAMAKAWA Takashi

2015-03-28: 99_Shinagawa_open(Japan)

YAMAKAWA Takashi	35-29	NAKANO Jo
YAMAKAWA Takashi	40-24	ITO Junya
YAMAKAWA Takashi	36-28	OSATO Suguru
NAGANO Yasushi	34-30	YAMAKAWA Takashi
MURAKAMI Takeshi	38-26	YAMAKAWA Takashi
KURIHARA Aru	33-31	YAMAKAWA Takashi

2015-03-22: 36_Meijin(Japan)

YAMAKAWA Takashi	won against	NAGAE Yuka
YAMAKAWA Takashi	won against	AIHARA Shigeaki
YAMAKAWA Takashi	won against	TAMENORI Hideshi
YAMAKAWA Takashi	won against	TSUCHIDA Daisuke
YAMAKAWA Takashi	won against	IWAKURA Hiroaki
YAMAKAWA Takashi	won against	ASAHINA Satoshi
YAMAKAWA Takashi	won against	SASAKI Sohei
TAKANASHI Yusuke	won against	YAMAKAWA Takashi

2015-03-14: 93_Chiyarenshi_open(Japan)

YAMAKAWA Takashi	35-29	IZUMI Takashi
YAMAKAWA Takashi	38-26	SAITO Aya
YAMAKAWA Takashi	33-31	NAKAJIMA Tetsuya
YAMAKAWA Takashi	38-26	HISHIYAMA Yuichi
SUEKUNI Makoto	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	IWAKURA Hiroaki

2015-02-22: 13_Shinagawa_super_league(Japan)

YAMAKAWA Takashi	39-25	TATSUMI-IIJIMA Yukiko
YAMAKAWA Takashi	won against	KAMIKURA Daisuke
SATANI Tetsu	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	OHMORI Keita
OKAMOTO Kazuki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	IWATA Hiroyuki
YAMAKAWA Takashi	36-28	NAGANO Yasushi

2015-01-10: 91_Chiyarenshi_open(Japan)

YAMAKAWA Takashi	38-26	NAKANO Jo
KURAHASHI Satoshi	42-22	YAMAKAWA Takashi
TAKAHASHI Hisashi	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	IWAKURA Hiroaki
YAMAKAWA Takashi	37-27	IMOTO Wataru
YAMAKAWA Takashi	35-29	IWATA Hiroyuki

2015-01-03: Shinagawa_open_2015(Japan)

YAMAKAWA Takashi	42-22	YAMADA Kazuko
YAMAKAWA Takashi	34-30	TAKANASHI Yusuke
YAMAKAWA Takashi	37-27	MITSUYA Nobuaki
YAMAKAWA Takashi	36-28	MATSUMOTO Hiroyuki
YAMAKAWA Takashi	33-31	KAMIKURA Daisuke
SUEKUNI Makoto	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	HISHIYAMA Yuichi

2014-11-23: Tohoku_open_2014(Japan)

YAMAKAWA Takashi	40-24	NAGAO Hiroto
KAMIKURA Daisuke	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	SATO Hisakazu
MIURA Toshie	33-31	YAMAKAWA Takashi
UMEZAWA Yoshinori	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	YOSHIDA Taisaku

2014-11-02: 90_Kanagawa_open(Japan)

YAMAKAWA Takashi	39-25	HISHIYAMA Yuichi
YAMAKAWA Takashi	57-07	IIJIMA Takamune
YAMAKAWA Takashi	54-10	OHMORI Keita
YAMAKAWA Takashi	35-29	NODA Bintatsu
SATANI Tetsu	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	NISHIO Hakudo

2014-10-12: 3_team_Shinagawa_open(Japan)

YAMAKAWA Takashi	36-28	NAKAJIMA Tetsuya
YAMAKAWA Takashi	34-30	MATSUMOTO Hiroshi
YAMAKAWA Takashi	33-31	TAKANASHI Yusuke
YAMAKAWA Takashi	35-29	ITO Yuta
TOMINAGA Kenta	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	KANOU Eishi

2014-10-11: 89_Chiyarenshi_open(Japan)

YAMAKAWA Takashi	35-29	TAKAHASHI Hisashi
YAMAKAWA Takashi	37-27	TSUCHIYA Ryosuke
YAMAKAWA Takashi	34-30	KIYONOBU Kenta
YAMAKAWA Takashi	35-29	NAGANO Yasushi
SUEKUNI Makoto	33-31	YAMAKAWA Takashi
IIJIMA Takamune	35-29	YAMAKAWA Takashi

2014-10-05: 25_Kansai_championship_A(Japan)

YAMAKAWA Takashi	54-10	NISHIMURA Akihiro
YAMAKAWA Takashi	37-27	KAMIKURA Daisuke
YAMAKAWA Takashi	49-15	TSUCHIYA Keishiro
TAKANASHI Yusuke	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	KIGUCHI Tomoya
FUKUNAGA Kohachi	33-31	YAMAKAWA Takashi
OKAMOTO Kazuki	34-30	YAMAKAWA Takashi

2014-10-04: 2_Aobadai_league_cup(Japan)

MATSUMOTO Hiroyuki	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	FUKUNAGA Kohachi
YAMAKAWA Takashi	42-22	MATSUMOTO Hiroshi
TAKANASHI Yusuke	38-26	YAMAKAWA Takashi
OKAMOTO Kazuki	33-31	YAMAKAWA Takashi
KAMIKURA Daisuke	36-28	YAMAKAWA Takashi

2014-09-13: 94_Shinagawa_open(Japan)

YAMAKAWA Takashi	36-28	MABUCHI Yuta
YAMAKAWA Takashi	won against	HISHIYAMA Yuichi
IWATA Hiroyuki	33-31	YAMAKAWA Takashi
NAKANO Jo	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	OSATO Suguru
SATOMI Takashi	39-25	YAMAKAWA Takashi

2014-09-07: 9_Ouza_sen(Japan)

YAMAKAWA Takashi	50-14	NAGAO Kazuki
YAMAKAWA Takashi	47-17	SATANI Tetsu
YAMAKAWA Takashi	35-29	NAGANO Yasushi
NAKANO Jo	44-20	YAMAKAWA Takashi
KANOU Eishi	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	51-13	NAKAMURA Keiko

2014-08-31: 89_Kanagawa_open(Japan)

YAMAKAWA Takashi	44-20	KAMIKURA Daisuke
YAMAKAWA Takashi	38-26	ITO Junya
YAMAKAWA Takashi	38-26	IWATA Hiroyuki
SATANI Tetsu	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	NISHIO Hakudo
ITAGAKI Kenichi	33-31	YAMAKAWA Takashi

2014-08-09: 88_Chiyarenshi_open(Japan)

YAMAKAWA Takashi	33-31	HISHIYAMA Yuichi
YAMAKAWA Takashi	34-30	MURAKAMI Takeshi
YAMAKAWA Takashi	33-31	SHINOHARA Jun
YAMAKAWA Takashi	33-31	NAGAMATSU Ryota
YAMAKAWA Takashi	37-27	KAMIKURA Daisuke
SUEKUNI Makoto	37-27	YAMAKAWA Takashi

2014-08-03: 5_Kanagawa_cup(Japan)

YAMAKAWA Takashi	41-23	SUGUWARA Kiyoshi
YAMAKAWA Takashi	42-22	ITAGAKI Kenichi
YAMAKAWA Takashi	33-31	OHMORI Keita
YAMAKAWA Takashi	40-24	KAMIKURA Daisuke
SATANI Tetsu	38-26	YAMAKAWA Takashi
NAKANO Jo	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	46-18	MURAKAMI Takeshi

2014-05-10: 92_Shinagawa_open(Japan)

YAMAKAWA Takashi	34-30	TAKAHASHI Hisashi
NAKANO Jo	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	IWAKURA Hiroaki
YAMAKAWA Takashi	33-31	NAGAO Hiroto
YAMAKAWA Takashi	40-24	ASAHINA Satoshi
SAITO Riki	35-29	YAMAKAWA Takashi

2014-05-03: 26_Kyoto_open(Japan)

YAMAKAWA Takashi	48-16	TANAKA Kousuke
YAMAKAWA Takashi	46-18	KOBAYASHI Ritsuko
YAMAKAWA Takashi	44-20	TAMENORI Hideshi
YAMAKAWA Takashi	36-28	MIYAZAKI Yuji
YAMAKAWA Takashi	37-27	NAGAO Hiroto
YAMAKAWA Takashi	40-24	MATSUMOTO Hiroshi
YAMAKAWA Takashi	53-11	KANOU Eishi

2014-04-20: 69_Sendai_open(Japan)

YAMAKAWA Takashi	36-28	IIJIMA Takamune
YAMAKAWA Takashi	35-29	TATSUMI-IIJIMA Yukiko
YAMAKAWA Takashi	33-31	SUGAWARA Misa
YAMAKAWA Takashi	39-25	OSHIMIZU Takanori
YAMAKAWA Takashi	35-29	SATO Hisakazu
YAMAKAWA Takashi	37-27	SAITO Kenta

2014-03-23: 35_Meijin(Japan)

YAMAKAWA Takashi	won against	MURAKAMI Takeshi
YAMAKAWA Takashi	won against	IMOTO Wataru
YAMAKAWA Takashi	won against	HAYASAKA Toshie
YAMAKAWA Takashi	won against	GOTO Masahiro
YAMAKAWA Takashi	won against	NAKAMORI Hiroki
YAMAKAWA Takashi	won against	SATANI Tetsu
SUEKUNI Makoto	won against	YAMAKAWA Takashi

2014-03-16: 236_Kawagoe_ranking_games(Japan)

YAMAKAWA Takashi	34-30	HISHIYAMA Yuichi
TODA Tomoya	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	KURACHI Takayuki
YAMAKAWA Takashi	43-21	OKAMA Ayumi
GOTO Masahiro	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	44-20	KITANO Takumi

2014-03-09: 151_Nagareyama_open(Japan)

YAMAKAWA Takashi	39-25	FUNATSU Asuka
YAMAKAWA Takashi	45-19	KAMIKURA Daisuke
YAMAKAWA Takashi	37-27	IWAKURA Hiroaki
YAMAKAWA Takashi	34-30	TAKAHASHI Hisashi
YAMAKAWA Takashi	37-27	HADA Jun
YAMAKAWA Takashi	50-14	MITSUYA Nobuaki

2014-03-02: 87_Kanagawa_open(Japan)

YAMAKAWA Takashi	34-30	TAKANASHI Yusuke
YAMAKAWA Takashi	47-17	SUZUKI Yuta
YAMAKAWA Takashi	39-25	OHMORI Keita
YAMAKAWA Takashi	33-31	ASOU Daisuke
YAMAKAWA Takashi	38-26	SATANI Tetsu
YAMAKAWA Takashi	38-26	IWATA Hiroyuki

2014-02-16: 25_Sea_of_Japan_open(Japan)

YAMAKAWA Takashi	45-19	SATO Hisakazu
YAMAKAWA Takashi	61-03	UMEZAWA Shiho
YAMAKAWA Takashi	37-27	UMEZAWA Yoshinori
TAKIZAWA Masaki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	50-14	SUGAWARA Misa
YAMAKAWA Takashi	42-22	AIHARA Shigeaki
YAMAKAWA Takashi	39-25	TAKIZAWA Masaki

2014-01-16 → 2014-01-17: Othello World Cup 2014(World)

YAMAKAWA Takashi	47-17	KOH Bo Xiang
LEE Choon Foong	31-33	YAMAKAWA Takashi
YAMAKAWA Takashi	29-35	MURAKAMI Takeshi
PAW Su Lin Kenneth	24-40	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	OHNO Tomohiro
TAKANASHI Yusuke	30-34	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	GOTO Hiroshi
YAMAKAWA Takashi	29-35	TOMINAGA Kenta
TAKIZAWA Masaki	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	28-36	NAKAJIMA Tetsuya
SUEKUNI Makoto	35-29	YAMAKAWA Takashi

2014-01-12: 2014_Akashi_new_year_open(Japan)

YAMAKAWA Takashi	36-28	MURATA Takumi
YAMAKAWA Takashi	33-31	NAKAOKA Akinori
NAKAMORI Hiroki	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	44-20	OGURA Yuusei
YAMAKAWA Takashi	33-31	FUKUNAGA Kohachi
YAMAKAWA Takashi	36-28	KIYONOBU Kenta

2014-01-11: 4_Kyoto_standings_final(Japan)

YAMAKAWA Takashi	33-31	MATSUMOTO Hiroshi
NAKAMORI Hiroki	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	51-13	OGURA Yuusei
KIYONOBU Kenta	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	FUKUNAGA Kohachi
YAMAKAWA Takashi	37-27	SUGASE Takahiro

2014-01-03: Shinagawa_open_2014(Japan)

SAITO Riki	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	GOTO Hiroshi
YAMAKAWA Takashi	won against	SATO Naohiro
YAMAKAWA Takashi	40-24	YOKOYAMA Taka
NAKAJIMA Tetsuya	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	NAGAO Hiroto
YAMAKAWA Takashi	33-30	IMOTO Wataru

2013-12-22: Kyushu_open_2013(Japan)

YAMAKAWA Takashi	34-30	MAEDA Gen
YAMAKAWA Takashi	64-00	SHIMOKAWA Atsuji
YAMAKAWA Takashi	44-20	SENTOKU Hidefumi
YAMAKAWA Takashi	52-12	ESAKI Kazuhiro
YAMAKAWA Takashi	48-16	SENTOKU Hidefumi
YAMAKAWA Takashi	47-17	TSUCHIYA Ryosuke

2013-12-14: 90_Shinagawa_open(Japan)

MURAKAMI Takeshi	won against	YAMAKAWA Takashi
AKAGI Tachiro	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	37-26	HISHIYAMA Yuichi
YAMAKAWA Takashi	41-23	KOIDE Satoshi
YAMAKAWA Takashi	37-27	TAKAHASHI Hisashi
YAMAKAWA Takashi	38-26	MITSUYA Nobuaki

2013-12-08: 149_Nagareyama_open(Japan)

YAMAKAWA Takashi	49-15	WATANABE Keiichi
YAMAKAWA Takashi	38-26	KOBAYASHI Manabu
AKAGI Tachiro	46-18	YAMAKAWA Takashi
YAMAKAWA Takashi	47-17	OKAMA Ayumi
YAMAKAWA Takashi	47-17	GOTO Masahiro
YAMAKAWA Takashi	41-23	TODA Tomoya

2013-12-01: 22_Kawasaki_open(Japan)

YAMAKAWA Takashi	52-12	SUZUKI Kenji
YAMAKAWA Takashi	40-24	SATANI Tetsu
YAMAKAWA Takashi	33-31	MURAKAMI Takeshi
YAMAKAWA Takashi	36-28	TAKANASHI Yusuke
YAMAKAWA Takashi	49-15	HISHIYAMA Yuichi
MITSUYA Nobuaki	35-29	YAMAKAWA Takashi

2013-11-24: 66_Sendai_open(Japan)

YAMAKAWA Takashi	48-16	HORIGOME Shijin
YAMAKAWA Takashi	38-26	GOTO Masahiro
YAMAKAWA Takashi	36-28	SATO Hisakazu
YAMAKAWA Takashi	40-24	SUGAWARA Misa
OSHIMIZU Takanori	34-30	YAMAKAWA Takashi

2013-11-03: 85_Kanagawa_open(Japan)

YAMAKAWA Takashi	38-26	ITAGAKI Kenichi
YAMAKAWA Takashi	37-27	ISHIKAWA Akira
YAMAKAWA Takashi	46-18	ASOU Daisuke
SATANI Tetsu	47-17	YAMAKAWA Takashi
YAMAKAWA Takashi	49-15	KOSHINO Kazuhiko
YAMAKAWA Takashi	34-30	SHIROTA Yasuto

2013-10-24 → 2013-10-26: WOC 2013 (Stockholm)(World)

LIGHTMAN Marie	08-56	YAMAKAWA Takashi
YAMAKAWA Takashi	22-42	VORACEK Miroslav
REUNES Nick	30-34	YAMAKAWA Takashi
YAMAKAWA Takashi	52-12	ENG Tintin
TURUNEN Daniel	28-36	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	OKAMOTO Kazuki
SCHOTTE Tom	23-41	YAMAKAWA Takashi
AUNCHULEE Rujipas	27-37	YAMAKAWA Takashi
YAMAKAWA Takashi	29-35	TASTET Marc
YAMAKAWA Takashi	34-30	TANIDA Kunihiko
VAN DEN BIGGELAAR Nicky	30-34	YAMAKAWA Takashi
SEELEY Ben	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	32-32	BORASSI Michele
OKAMOTO Kazuki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	28-36	OKAMOTO Kazuki
YAMAKAWA Takashi	36-28	VAN DEN BIGGELAAR Nicky

2013-10-13: 2_team_Shinagawa_open(Japan)

YAMAKAWA Takashi	37-27	NAKANO Jo
YAMAKAWA Takashi	36-28	NAKAJIMA Tetsuya
YAMAKAWA Takashi	37-27	OHMORI Keita
YAMAKAWA Takashi	38-26	MATSUMOTO Hiroshi
SUEKUNI Makoto	36-28	YAMAKAWA Takashi
MIYAZAKI Yuji	33-31	YAMAKAWA Takashi

2013-10-06: 24_Kansai_champ_A(Japan)

YAMAKAWA Takashi	61-03	ASANO Yoshiko
YAMAKAWA Takashi	37-27	YOSHIDA Shigenobu
YAMAKAWA Takashi	37-27	MATSUMOTO Hiroyuki
YAMAKAWA Takashi	37-27	FUKUNAGA Kohachi
YAMAKAWA Takashi	36-28	OKAMOTO Kazuki
YAMAKAWA Takashi	42-22	TSUCHIYA Keishiro
YAMAKAWA Takashi	57-07	NAKANISHI Kazuki

2013-09-15: 13_Saitama_open(Japan)

YAMAKAWA Takashi	64-00	KANDA Ren
YAMAKAWA Takashi	34-30	NARUMI Hisatoshi
GOTO Hiroshi	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	43-21	MATSUMOTO Takaki
YAMAKAWA Takashi	50-14	URANO Kento
YAMAKAWA Takashi	54-10	KURACHI Takayuki

2013-09-01: 8_Ouza_sen(Japan)

YAMAKAWA Takashi	46-18	KAMEMOTO Osamu
YAMAKAWA Takashi	41-23	NAGAO Hiroto
YAMAKAWA Takashi	38-26	KAMEDA Ryota
YAMAKAWA Takashi	51-13	OHMORI Keita
YAMAKAWA Takashi	33-31	WAKIMOTO Naoyuki
YAMAKAWA Takashi	35-29	TODA Tomoya
YAMAKAWA Takashi	38-26	SUEKUNI Makoto

2013-07-14: 41_All_Japan_open_championhship(Japan)

YAMAKAWA Takashi	won against	NAKAMURA Keiko
YAMAKAWA Takashi	won against	SHIMIZU Naoki
KURITA Seiya	won against	YAMAKAWA Takashi
TODA Tomoya	won against	YAMAKAWA Takashi
SHIRAI Ukyo	won against	YAMAKAWA Takashi
KURODA Takuji	won against	YAMAKAWA Takashi

2013-07-06: 146_Nagareyama_open(Japan)

YAMAKAWA Takashi	41-23	KURACHI Takayuki
YAMAKAWA Takashi	43-21	FUNATSU Asuka
YAMAKAWA Takashi	55-09	GOTO Masahiro
YAMAKAWA Takashi	36-28	HISHIYAMA Yuichi
YAMAKAWA Takashi	47-17	HAYASAKA Toshie
MIYAZAKI Yuji	won against	YAMAKAWA Takashi

2013-06-30: 41_All_Japan_east_Kanto_prelim(Japan)

YAMAKAWA Takashi	35-29	KATORI Michihiro
YAMAKAWA Takashi	42-22	IKEDA Yuki
YAMAKAWA Takashi	56-08	SANO Joichiro
YAMAKAWA Takashi	34-30	AKAGI Tachiro
YAMAKAWA Takashi	33-31	SATO Koichiro

2013-05-03: 25_Kyoto_open(Japan)

YAMAKAWA Takashi	46-18	ISHIKAWA Hiroyuki
YAMAKAWA Takashi	56-08	MATSUYA Shinpei
YAMAKAWA Takashi	42-22	KATSURA Hisatoshi
TAMENORI Hideshi	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	OHIKE Yoshinori
YAMAKAWA Takashi	44-20	SUEKUNI Makoto
SUGASE Takahiro	36-28	YAMAKAWA Takashi

2013-03-31: 34_Meijin(Japan)

YAMAKAWA Takashi	won against	TAKIZAWA Nobuyuki
YAMAKAWA Takashi	won against	KOSHINO Kazuhiko
YAMAKAWA Takashi	won against	ITAGAKI Kenichi
KURITA Seiya	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	TAKAHASHI Hisashi
YAMAKAWA Takashi	won against	WILLIAM Joanna
YAMAKAWA Takashi	won against	TAKANASHI Yusuke

2013-01-13: 144_Nagareyama_open(Japan)

YAMAKAWA Takashi	won against	FUNATSU Asuka
YAMAKAWA Takashi	42-22	HADA Jun
YAMAKAWA Takashi	33-31	MITSUYA Nobuaki
NAGAMATSU Ryota	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	45-19	MURAKAMI Takeshi
YAMAKAWA Takashi	53-11	OHMORI Keita

2012-11-11: OWC2013_qualification(Japan)

YAMAKAWA Takashi	won against	MORI Takahiro
YAMAKAWA Takashi	won against	TAKAHASHI Hisashi
UMEZAWA Yoshinori	won against	YAMAKAWA Takashi
KANEDA Shigeru	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	TAKIGAWA Mitsuaki
MURAKAMI Takeshi	won against	YAMAKAWA Takashi

2012-10-06: 1_team_Shinagawa_open(Japan)

YAMAKAWA Takashi	40-24	TANAKA Shuntaro
OHMORI Keita	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	TAKAHASHI Hisashi
YAMAKAWA Takashi	35-29	NAKANO Jo
YAMAKAWA Takashi	39-25	MURAKAMI Takeshi
YAMAKAWA Takashi	37-27	TAKANASHI Yusuke

2012-09-02: 7_Ouza_sen(Japan)

YAMAKAWA Takashi	47-17	TOJO Atsushi
YAMAKAWA Takashi	35-29	MITSUYA Nobuaki
KURITA Seiya	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	44-20	OKAMOTO Kazuki
KANOU Eishi	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	51-13	IDE Akiko

2012-07-18: 40_All_Japan_champ(Japan)

TSUKAMOTO Kazuma	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	MATSUMOTO Hiroshi
YAMAKAWA Takashi	won against	TOJO Atsushi
YAMAKAWA Takashi	won against	NODA Bintatsu
YAMAKAWA Takashi	won against	TAKIZAWA Masaki
TODA Tomoya	won against	YAMAKAWA Takashi

2012-07-14: 82_Shinagawa_open(Japan)

YAMAKAWA Takashi	35-29	KIMURA Yuto
YAMAKAWA Takashi	40-24	OHE Yoshimaru
YAMAKAWA Takashi	39-25	SANO Yoko
NAKAJIMA Tetsuya	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	TATSUMI-IIJIMA Yukiko
YAMAKAWA Takashi	39-25	IKEDA Yuki

2012-06-10: 40_All_Japan_Azumazeki_prelim(Japan)

YAMAKAWA Takashi	40-24	IKEDA Yuki
YAMAKAWA Takashi	49-15	KOBAYASHI Manabu
OHNO Tomohiro	43-21	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	OKUDA Tsuyoshi
YAMAKAWA Takashi	51-13	HONMA Yosuke
YAMAKAWA Takashi	38-26	NARUMI Hisatoshi

2012-05-03: 24_Kyoto_open(Japan)

YAMAKAWA Takashi	47-17	MATSUMOTO Kishie
YAMAKAWA Takashi	61-03	MABUCHI Yuta
YAMAKAWA Takashi	38-26	ESAKI Yuta
YAMAKAWA Takashi	35-29	SUEKUNI Makoto
YAMAKAWA Takashi	46-18	FURUSAWA Toyoki
KAMEDA Ryota	32-32	YAMAKAWA Takashi
FUKUNAGA Kohachi	34-30	YAMAKAWA Takashi

2012-03-20: 2_attached_rank_open(Japan)

YAMAKAWA Takashi	33-31	NAGAMATSU Ryota
YAMAKAWA Takashi	36-28	KAMIKURA Daisuke
YAMAKAWA Takashi	36-28	ASAHINA Satoshi
YAMAKAWA Takashi	37-27	TAKANASHI Yusuke
YAMAKAWA Takashi	51-13	ITO Junya
YAMAKAWA Takashi	46-18	OKAWA Chieko

2012-03-18: 137_Nagareyama_open(Japan)

YAMAKAWA Takashi	51-13	FUNATSU Asuka
YAMAKAWA Takashi	61-03	MATSUYA Shinpei
YAMAKAWA Takashi	43-21	KURIHARA Kyousuke
YAMAKAWA Takashi	33-31	NARUMI Hisatoshi
YAMAKAWA Takashi	won against	OHNO Tomohiro
MABUCHI Yuta	40-24	YAMAKAWA Takashi

2012-03-10: 80_Shinagawa_open(Japan)

YAMAKAWA Takashi	39-25	IIJIMA Takamune
ITO Junya	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	SUEKUNI Makoto
YAMAKAWA Takashi	33-31	TASAKA Kanichiro
YAMAKAWA Takashi	won against	IMOTO Wataru
YAMAKAWA Takashi	43-21	MITSUYA Nobuaki

2012-03-04: Meijin_groupB(Japan)

KURAHASHI Satoshi	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	46-18	HAGA Kazutoshi
YAMAKAWA Takashi	48-16	SUEKUNI Makoto
YAMAKAWA Takashi	37-27	NAGAO Hiroto
YAMAKAWA Takashi	36-28	TANIZAWA Misato
YAMAKAWA Takashi	38-26	ASAKAWA Takuya
MITSUYA Nobuaki	34-30	YAMAKAWA Takashi

2012-02-12: 2012_Azumazeki_Higashi_expert_game(Japan)

YAMAKAWA Takashi	45-19	KOBAYASHI Manabu
YAMAKAWA Takashi	38-26	NAGANO Yasushi
YAMAKAWA Takashi	56-08	OKUDA Tsuyoshi
YAMAKAWA Takashi	42-22	IKEDA Yuki
NARUMI Hisatoshi	33-31	YAMAKAWA Takashi

2012-01-03: Shinagawa_open_2012(Japan)

YAMAKAWA Takashi	35-29	MUSAKA Shizue
YAMAKAWA Takashi	35-29	KANEKO Kodai
YAMAKAWA Takashi	35-29	ASAHINA Satoshi
YAMAKAWA Takashi	34-30	SATO Koichiro
ITO Junya	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KOSHINO Kazuhiko
ASOU Daisuke	33-31	YAMAKAWA Takashi

2011-12-23: 5_greenery_S_class_league(Japan)

YAMAKAWA Takashi	34-30	MATSUMOTO Hiroshi
YAMAKAWA Takashi	34-30	OKAMOTO Kazuki
YAMAKAWA Takashi	34-30	TODA Tomoya
FUKUNAGA Kohachi	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	SUGASE Takahiro

2011-12-10: 73_Chiyarenshi(Japan)

YAMAKAWA Takashi	37-27	ITO Junya
YAMAKAWA Takashi	34-30	NAKAJIMA Tetsuya
YAMAKAWA Takashi	45-19	NAGAO Hiroto
SUEKUNI Makoto	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	IWATA Hiroyuki
TAKANASHI Yusuke	36-28	YAMAKAWA Takashi

2011-08-28: 6_Ouza_sen(Japan)

YAMAKAWA Takashi	40-24	NAKAMORI Hiroki
YAMAKAWA Takashi	40-24	OHIKE Yoshinori
YAMAKAWA Takashi	37-27	NODA Bintatsu
YAMAKAWA Takashi	40-24	SATO Reiko
YAMAKAWA Takashi	36-28	SUEKUNI Makoto
YAMAKAWA Takashi	38-26	TODA Tomoya
KURITA Seiya	33-31	YAMAKAWA Takashi

2011-08-07: 2_Kanagawa_Katsuhu_open(Japan)

YAMAKAWA Takashi	64-00	ISHIZU Yuto
YAMAKAWA Takashi	56-08	TAKIGAWA Mitsuaki
YAMAKAWA Takashi	46-18	NARUMI Hisatoshi
YAMAKAWA Takashi	40-24	SATANI Tetsu
YAMAKAWA Takashi	40-24	IMOTO Wataru
IWATA Hiroyuki	32-32	YAMAKAWA Takashi
TAKANASHI Yusuke	33-31	YAMAKAWA Takashi

2011-07-17: 39_Japan_open_Champ(Japan)

YAMAKAWA Takashi	won against	TSUCHIYA Keishiro
OKAMOTO Kazuki	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KANDA Yoshihiro
YAMAKAWA Takashi	won against	NAKAMORI Chiaki
YAMAKAWA Takashi	won against	ISHIZAKI Hikaru
YAMAKAWA Takashi	won against	ESAKI Yuta

2011-07-09: 76_Shinagawa_open(Japan)

YAMAKAWA Takashi	36-28	KOBAYASHI Manabu
YAMAKAWA Takashi	46-17	UEDA Mikiya
YAMAKAWA Takashi	40-24	IWATA Hiroyuki
YAMAKAWA Takashi	38-26	NAKAJIMA Tetsuya
YAMAKAWA Takashi	35-29	MAEHIRA Yusuke
TAKANASHI Yusuke	40-24	YAMAKAWA Takashi

2011-07-03: 73_Kanagawa_open(Japan)

YAMAKAWA Takashi	48-16	SHIMIZU Ryusei
YAMAKAWA Takashi	46-18	MURAKAMI Takeshi
YAMAKAWA Takashi	39-25	SATANI Tetsu
YAMAKAWA Takashi	36-28	TAKANASHI Yusuke
YAMAKAWA Takashi	37-27	NOBUKAWA Hiroki
YAMAKAWA Takashi	40-24	KOBAYASHI Manabu

2011-06-19: 39_Japan_champ_Azumazeki_prelim(Japan)

YAMAKAWA Takashi	57-07	KOBAYASHI Manabu
YAMAKAWA Takashi	53-11	SHIBASAKI Lily
YAMAKAWA Takashi	41-23	NARUMI Hisatoshi
YAMAKAWA Takashi	51-13	TACHIKI Akira
YAMAKAWA Takashi	45-19	TAKIZAWA Nobuyuki
YAMAKAWA Takashi	56-08	OKUDA Tsuyoshi

2011-05-29: 32_Meijin(Japan)

YAMAKAWA Takashi	won against	ASAI Takahiro
YAMAKAWA Takashi	won against	MIYAZAKI Toru
YAMAKAWA Takashi	won against	NAMIKI Kazunari
YAMAKAWA Takashi	won against	SASAKI Sohei
NUNOME Naoya	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	GOTO Masahiro
YAMAKAWA Takashi	won against	SATANI Tetsu

2011-02-13: 12_Shinagawa_super_league(Japan)

YAMAKAWA Takashi	41-23	IWAKURA Hiroaki
YAMAKAWA Takashi	38-26	IIJIMA Takamune
YAMAKAWA Takashi	33-31	SATANI Tetsu
HAGIKURA Yutaka	41-23	YAMAKAWA Takashi
NAKAJIMA Tetsuya	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	TAKANASHI Yusuke
YAMAKAWA Takashi	36-28	TOKI Yugo

2011-02-06: 2011 Azumazeki_Higashi_expert_game(Japan)

YAMAKAWA Takashi	37-27	IKEDA Yuki
YAMAKAWA Takashi	38-26	NARUMI Hisatoshi
YAMAKAWA Takashi	37-27	HAGIKURA Yutaka
YAMAKAWA Takashi	45-19	NAGANO Yasushi

2011-01-22: Tenno_expert_games(Japan)

YAMAKAWA Takashi	38-26	NAGANO Yasushi
TAKANASHI Yusuke	33-31	YAMAKAWA Takashi
NAKAJIMA Tetsuya	35-29	YAMAKAWA Takashi
NAKAMORI Chiaki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	ESAKI Yuta

2010-12-25: Shinagawa_champ(Japan)

YAMAKAWA Takashi	33-31	SATANI Tetsu
YAMAKAWA Takashi	34-30	SATANI Tetsu
TAKANASHI Yusuke	42-22	YAMAKAWA Takashi
TAKANASHI Yusuke	34-30	YAMAKAWA Takashi

2010-12-23: 127_Nagareyama_open(Japan)

YAMAKAWA Takashi	43-21	UMEMURA Yuji
YAMAKAWA Takashi	60-04	KOBAYASHI Manabu
SATO Koichiro	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	45-19	SATO Reiko
YAMAKAWA Takashi	41-23	SAITO Riki

2010-12-12: 11_Inuyama_open(Japan)

YAMAKAWA Takashi	41-23	ISHIKAWA Akira
NAGANO Yasushi	33-31	YAMAKAWA Takashi
TAKANASHI Yusuke	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	IIJIMA Takamune
MURAKAMI Takeshi	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	NAKAMORI Chiaki
YAMAKAWA Takashi	34-30	MATSUYA Shinpei

2010-11-20: 49_King_state(Japan)

YAMAKAWA Takashi	44-20	KOMAGATA Masayuki
YAMAKAWA Takashi	34-30	TAKANASHI Yusuke
YAMAKAWA Takashi	37-27	NAGANO Yasushi
MURAKAMI Takeshi	33-31	YAMAKAWA Takashi
HAGIKURA Yutaka	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	ENOMOTO Yasuhiro

2010-09-25: 9_area_resistance(Japan)

YAMAKAWA Takashi	45-19	KOBAYASHI Oh
NAKAMORI Chiaki	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	OHTAKE Kosuke
YAMAKAWA Takashi	38-25	WATANABE Keiichi
YAMAKAWA Takashi	35-29	KURAHASHI Satoshi
YAMAKAWA Takashi	33-31	NODA Bintatsu

2010-09-12: 10_Inuyama_open(Japan)

YAMAKAWA Takashi	won against	ISHIZAKI Hikaru
MATSUYA Shinpei	45-18	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	NAKAJIMA Tetsuya
IWATA Hiroyuki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	HAGIKURA Yutaka
YAMAKAWA Takashi	36-28	KANEDA Shigeru
TAKANASHI Yusuke	36-28	YAMAKAWA Takashi

2010-08-29: 5_Ouza_sen(Japan)

YAMAKAWA Takashi	39-25	TANAKA Atsushi
YAMAKAWA Takashi	35-29	TAKANASHI Yusuke
YAMAKAWA Takashi	32-32	TAKIZAWA Masaki
YAMAKAWA Takashi	37-27	AKASHI Tomone
YAMAKAWA Takashi	34-30	SAITO Aya
YAMAKAWA Takashi	46-18	TODA Tomoya
KURITA Seiya	33-31	YAMAKAWA Takashi

2010-08-08: 124_Nagareyama_open(Japan)

YAMAKAWA Takashi	39-25	HADA Jun
IWATA Hiroyuki	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	KURAHASHI Satoshi
YAMAKAWA Takashi	52-12	NARUMI Hisatoshi
WATAHIKI Kenta	39-25	YAMAKAWA Takashi

2010-08-01: 1_Kanagawa_Katsuhu_open(Japan)

YAMAKAWA Takashi	62-02	YATOME Karin
YAMAKAWA Takashi	34-30	NAGASHIMA Kazuhito
MURAKAMI Takeshi	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	48-16	IMOTO Wataru
YAMAKAWA Takashi	36-28	SAITO Riki
YAMAKAWA Takashi	41-23	SATO Koichiro
TANAKA Shuntaro	32-32	YAMAKAWA Takashi

2010-07-18: 38_Japan_Open_Champ(Japan)

YAMAKAWA Takashi	won against	OHUCHI Yasuhiro
YAMAKAWA Takashi	won against	YOSHIYUKI Suganuma
SASAKI Sohei	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	NUNOME Naoya
YAMAKAWA Takashi	won against	SUZUKI Yuta
YAMAKAWA Takashi	won against	KANEDA Shigeru

2010-06-05: 67_Shinagawa_open(Japan)

YAMAKAWA Takashi	39-25	KOZIMA Ochachi
YAMAKAWA Takashi	38-26	NAGASAKI Hidekazu
YAMAKAWA Takashi	39-25	TOKI Hidenobu
YAMAKAWA Takashi	34-30	SUZUKI Yuta
YAMAKAWA Takashi	36-28	NAKAJIMA Tetsuya
YAMAKAWA Takashi	37-27	ISHIKAWA Akira

2010-05-09: 9_Inuyama_open(Japan)

WATAHIKI Kenta	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	NAGANO Yasushi
YAMAKAWA Takashi	41-23	NARIYA Makoto
YAMAKAWA Takashi	33-31	NAKAJIMA Tetsuya
AKASHI Tomone	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	NOBUKAWA Hiroki
YAMAKAWA Takashi	35-29	MURAKAMI Takeshi

2010-05-03: 22_Kyoto_open(Japan)

YAMAKAWA Takashi	32-32	MIYAOKA Tamaki
YAMAKAWA Takashi	52-12	GOTO Masahiro
YAMAKAWA Takashi	59-05	SHIMAMURA Yoshihide
YAMAKAWA Takashi	41-23	YOSHIYUKI Suganuma
OHIKE Yoshinori	32-32	YAMAKAWA Takashi
YAMAKAWA Takashi	43-21	NAKAMORI Hiroki
YAMAKAWA Takashi	33-31	ITO Junya

2010-04-03: 65_Shinagawa_open(Japan)

YAMAKAWA Takashi	38-26	TANIZAWA Misato
YAMAKAWA Takashi	48-16	TATSUMI-IIJIMA Yukiko
NAKAJIMA Tetsuya	40-23	YAMAKAWA Takashi
YAMAKAWA Takashi	43-21	TANAKA Irie
YAMAKAWA Takashi	39-25	MIYAZAKI Yuji
IWATA Hiroyuki	39-25	YAMAKAWA Takashi

2010-03-28: 39_King_State(Japan)

YAMAKAWA Takashi	37-27	IMOTO Wataru
YAMAKAWA Takashi	39-25	TOMINAGA Kenta
TAKANASHI Yusuke	34-30	YAMAKAWA Takashi
NAKAJIMA Tetsuya	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	NARIYA Makoto
YAMAKAWA Takashi	35-29	MATSUMOTO Hiroyuki

2010-03-21: 31_Meijin(Japan)

YAMAKAWA Takashi	64-00	NAKAMORI Hiroki
YAMAKAWA Takashi	64-00	KAMIO Mamoru
KAMEMOTO Osamu	64-00	YAMAKAWA Takashi
YAMAKAWA Takashi	64-00	YOSHIDA Ryota
YAMAKAWA Takashi	64-00	KATO Yuzuru
OKAMOTO Kazuki	64-00	YAMAKAWA Takashi

2010-03-14: 120_Nagareyama_open(Japan)

YAMAKAWA Takashi	54-10	SANO Joichiro
YAMAKAWA Takashi	46-18	TOKI Hidenobu
YAMAKAWA Takashi	37-27	TOMINAGA Kenta
YAMAKAWA Takashi	44-20	HAGIKURA Yutaka
TAKANASHI Yusuke	39-25	YAMAKAWA Takashi

2010-03-07: 1_Nakagyo_open(Japan)

YAMAKAWA Takashi	53-11	TSUCHIDA Daisuke
NAKAMORI Hiroki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	45-19	TAKAHASHI Kikuchi
YAMAKAWA Takashi	42-22	NAKAMORI Chiaki
TAKANASHI Yusuke	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	TOKUDA Naoya
YAMAKAWA Takashi	35-29	TAKANASHI Yusuke

2010-02-21: 2010_Azumazeki_Higashi_expert_game(Japan)

YAMAKAWA Takashi	38-26	OKAWA Akira
YAMAKAWA Takashi	35-29	OKUDA Tsuyoshi
YAMAKAWA Takashi	43-21	SATO Reiko
YAMAKAWA Takashi	38-26	HAGIKURA Yutaka
OHNO Tomohiro	34-30	YAMAKAWA Takashi

2010-02-14: 8_Inuyama_open(Japan)

YAMAKAWA Takashi	39-25	NOBUKAWA Hiroki
YAMAKAWA Takashi	36-28	AKASHI Tomone
YAMAKAWA Takashi	34-30	NAGANO Yasushi
YAMAKAWA Takashi	won against	NAKAJIMA Tetsuya
YAMAKAWA Takashi	won against	HAGIKURA Yutaka
YAMAKAWA Takashi	35-29	IWATA Hiroyuki
TOMINAGA Kenta	42-22	YAMAKAWA Takashi

2010-01-03: Shinagawa_open_2010(Japan)

YAMAKAWA Takashi	37-27	HISHIYAMA Yuichi
YAMAKAWA Takashi	64-00	KAMEDA Ryota
YAMAKAWA Takashi	43-21	SANO Joichiro
YAMAKAWA Takashi	33-31	NAKAJIMA Tetsuya
YAMAKAWA Takashi	34-30	KURITA Seiya
YAMAKAWA Takashi	36-28	ISHIKAWA Akira
YAMAKAWA Takashi	33-31	ITO Junya

2009-12-26: Shinagawa_open_2009(Japan)

NAGANO Yasushi

37-27

YAMAKAWA Takashi

2009-12-12: 118_Nagareyama_open(Japan)

YAMAKAWA Takashi	51-13	TAKAGI Kazutaka
YAMAKAWA Takashi	48-16	YOSHIDA Ryota
OKUDA Tsuyoshi	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	57-07	TATENO Ryuuji
YAMAKAWA Takashi	35-29	HAGIKURA Yutaka

2009-10-12: 7_Inuyama_open(Japan)

YAMAKAWA Takashi	42-22	KURAMOCHI Yuta
YAMAKAWA Takashi	35-29	ITO Junya
TAKANASHI Yusuke	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	KOZUKA Katsuhiko
MURAKAMI Takeshi	33-31	YAMAKAWA Takashi
TANIDA Kunihiko	33-31	YAMAKAWA Takashi
AKASHI Tomone	35-29	YAMAKAWA Takashi

2009-09-06: 4_Ouza_sen(Japan)

YAMAKAWA Takashi	36-28	HAGIKURA Yutaka
YAMAKAWA Takashi	40-24	KAWAKAMI Yoshihiro
YAMAKAWA Takashi	37-27	TAKIZAWA Masaki
YAMAKAWA Takashi	39-25	OHMORI Keita
KURITA Seiya	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	GOTO Hiroshi
OKAMOTO Kazuki	35-29	YAMAKAWA Takashi

2009-08-09: 6_Inuyama_open(Japan)

NAGASAKI Hidekazu	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	ISHIKAWA Akira
IWATA Hiroyuki	43-21	YAMAKAWA Takashi
ITO Junya	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	KOSHINO Kazuhiko
NAGASHIMA Kazuhito	37-27	YAMAKAWA Takashi

2009-08-01: 59_Shinagawa_open(Japan)

YAMAKAWA Takashi	42-22	KOBAYASHI Oh
TATSUMI-IIJIMA Yukiko	34-30	YAMAKAWA Takashi
NAKAJIMA Tetsuya	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	NAGANO Yasushi
YAMAKAWA Takashi	34-30	KOMAGATA Masayuki
YAMAKAWA Takashi	40-24	ISHIKAWA Akira

2009-07-26: 33_King_State_(Japan)

YAMAKAWA Takashi	45-19	TAKIGAWA Mitsuaki
YAMAKAWA Takashi	38-26	KANDA Yoshihiro
YAMAKAWA Takashi	34-30	HAGIKURA Yutaka
YAMAKAWA Takashi	36-28	NAGANO Yasushi
YAMAKAWA Takashi	41-22	MATSUYA Shinpei
YAMAKAWA Takashi	33-31	NAKAJIMA Tetsuya

2009-07-19: 37_Japan_Champ(Japan)

YAMAKAWA Takashi	won against	MATSUMOTO Hiroshi
YAMAKAWA Takashi	won against	KIUCHI Hideyuki
YAMAKAWA Takashi	won against	OKAWA Akira
YAMAKAWA Takashi	won against	OHIKE Yoshinori
TAKIZAWA Masaki	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KURITA Seiya

2009-07-04: 58_Shinagawa_Open(Japan)

YAMAKAWA Takashi	38-26	TAKANO Satoshi
YAMAKAWA Takashi	39-24	ROSE Brian
YAMAKAWA Takashi	37-27	SATANI Tetsu
NAKAJIMA Tetsuya	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	ENOMOTO Hiroyuki
YAMAKAWA Takashi	33-31	IWATA Hiroyuki

2009-06-14: 37_Japan_Champ_Azumazeki_prelim(Japan)

YAMAKAWA Takashi	37-27	YAMADA Yuichi
YAMAKAWA Takashi	48-16	HAGIKURA Yutaka
YAMAKAWA Takashi	35-29	ISHII Kiyotaka
YAMAKAWA Takashi	51-13	OHTAKE Kosuke
SAKAGUCHI Kazuhiro	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	50-14	NAGANO Yasushi

2009-05-03: 21_Kyoto_Open(Japan)

YAMAKAWA Takashi	43-21	NAKAMORI Hiroki
YAMAKAWA Takashi	43-21	IKEDA Atsuhiko
YAMAKAWA Takashi	39-25	UNO Toshihiro
TAKANASHI Yusuke	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	YOSHIYUKI Suganuma
ESAKI Yuta	33-31	YAMAKAWA Takashi
OHIKE Yoshinori	36-28	YAMAKAWA Takashi

2009-05-02: 56_Shinagawa_Open(Japan)

YAMAKAWA Takashi	39-25	KOBAYASHI Manabu
YAMAKAWA Takashi	38-26	SATO Koichiro
YAMAKAWA Takashi	43-21	NAGASAKI Hidekazu
SAKA Hiroshi	33-31	YAMAKAWA Takashi
MIYAZAKI Yuji	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	KYOSAKA Yutsu

2009-04-04: 55_Shinagawa_Open(Japan)

YAMAKAWA Takashi	40-24	SHIMONOSONO Kozo
YAMAKAWA Takashi	34-30	TAKANASHI Yusuke
YAMAKAWA Takashi	34-30	MURAKAMI Takeshi
YAMAKAWA Takashi	39-25	OHUCHI Yasuhiro
YAMAKAWA Takashi	34-30	IIJIMA Takamune
MIYAZAKI Yuji	39-24	YAMAKAWA Takashi

2009-03-29: 30_Meijin(Japan)

YAMAKAWA Takashi	33-31	NAKANO Jo
YAMAKAWA Takashi	33-31	TOMINAGA Kenta
YAMAKAWA Takashi	33-31	MIYAZAKI Toru
GOTO Hiroshi	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	MIYAOKA Tamaki
YAMAKAWA Takashi	33-31	MIYAZAKI Yuji

2009-02-15: 4_Shinagawa_Open(Japan)

YAMAKAWA Takashi	39-25	NAKAJIMA Tetsuya
YAMAKAWA Takashi	46-18	ISHIKAWA Akira
YAMAKAWA Takashi	37-27	OZAWA Kou
TAKANASHI Yusuke	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	IWATA Hiroyuki
YAMAKAWA Takashi	42-22	WATAHIKI Kenta
MIYAZAKI Yuji	48-16	YAMAKAWA Takashi

2009-02-11: 2009_Amumazeki_Higashi_Open(Japan)

YAMAKAWA Takashi	56-08	SATO Yuri
YAMAKAWA Takashi	33-31	YAMADA Yuichi
YAMAKAWA Takashi	44-20	ISHII Kiyotaka
YAMAKAWA Takashi	38-26	KOBAYASHI Makoto
YAMAKAWA Takashi	34-30	OKUDA Tsuyoshi

2009-01-03: Shinagawa_2009(Japan)

YAMAKAWA Takashi	37-27	TSUJI Shinji
YAMAKAWA Takashi	33-31	NARIYA Makoto
YAMAKAWA Takashi	59-05	WATANABE Hideaki
ITO Junya	46-18	YAMAKAWA Takashi
YAMAKAWA Takashi	54-10	TESAKI Satoru
TAKANASHI Yusuke	40-24	YAMAKAWA Takashi
NAKAMORI Hiroki	45-19	YAMAKAWA Takashi

2008-12-28: 27_King_State(Japan)

YAMAKAWA Takashi	42-22	IZUMI Takashi
YAMAKAWA Takashi	41-23	KOZUKA Katsuhiko
YAMAKAWA Takashi	44-20	WATANABE Hideaki
NAKAJIMA Tetsuya	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	47-17	SUKO Masayuki
YAMAKAWA Takashi	won against	OHMORI Keita

2008-12-27: Shinagawa_2008_A(Japan)

YAMAKAWA Takashi	37-27	NAGASAKI Hidekazu
ITO Junya	33-31	YAMAKAWA Takashi

2008-12-23: 26_King_State(Japan)

YAMAKAWA Takashi	43-21	WATANABE Hideaki
YAMAKAWA Takashi	33-31	TAKANASHI Yusuke
YAMAKAWA Takashi	49-15	TAKIGAWA Mitsuaki
MIYAZAKI Yuji	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	54-10	KOBAYASHI Oh
NAKAJIMA Tetsuya	38-26	YAMAKAWA Takashi

2008-12-14: 3_Shinagawa_Open(Japan)

YAMAKAWA Takashi	35-29	NAKAMORI Hiroki
YAMAKAWA Takashi	35-29	WATAHIKI Kenta
NAKAJIMA Tetsuya	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	45-19	SATO Koichiro
YAMAKAWA Takashi	41-23	ITO Junya
YAMAKAWA Takashi	34-30	TAKANASHI Yusuke
NAKAMURA Yuya	36-28	YAMAKAWA Takashi

2008-12-06: 52_Shinagawa_open(Japan)

YAMAKAWA Takashi	42-22	SUGISAKI Harumi
YAMAKAWA Takashi	34-30	NAKAMURA Yuya
YAMAKAWA Takashi	37-27	HISHIYAMA Yuichi
NAKAJIMA Tetsuya	33-30	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	TAKANASHI Yusuke
YAMAKAWA Takashi	43-21	SUZUKI Yuta

2008-09-28: 4_Chiba_Open(Japan)

YAMAKAWA Takashi	40-24	TANAKA Atsushi
YAMAKAWA Takashi	47-17	SUZUKI Yuta
YAMAKAWA Takashi	41-23	SANO Yoko
YAMAKAWA Takashi	34-30	ITO Junya
YAMAKAWA Takashi	45-19	KURAMOCHI Yuta
YAMAKAWA Takashi	48-16	SATO Yuri

2008-09-20: 26_King_State_special_A(Japan)

YAMAKAWA Takashi	48-16	WATANABE Hideaki
YAMAKAWA Takashi	45-19	TANAKA Shuntaro
YAMAKAWA Takashi	48-16	NAGASHIMA Kazuhito
ENOMOTO Yasuhiro	44-20	YAMAKAWA Takashi
IWATA Hiroyuki	35-29	YAMAKAWA Takashi
ITO Junya	44-20	YAMAKAWA Takashi

2008-09-07: 59_Kanagawa_Open_B(Japan)

YAMAKAWA Takashi	34-30	NOBUKAWA Hiroki
YAMAKAWA Takashi	58-06	KOBAYASHI Manabu
YAMAKAWA Takashi	33-31	HIKARU Hidemi
YAMAKAWA Takashi	44-20	ESAKI Yuta
IWATA Hiroyuki	32-32	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	KURITA Seiya

2008-09-06: 49_Shinagawa_open(Japan)

YAMAKAWA Takashi	39-25	SAWADA Tomohiro
ESAKI Yuta	33-31	YAMAKAWA Takashi
MURAKAMI Takeshi	35-29	YAMAKAWA Takashi
HIKARU Hidemi	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	HOSHI Ryuichi
YAMAKAWA Takashi	45-19	WATANABE Hideaki

2008-08-26: 28_CH_Student_Final(Japan)

YAMAKAWA Takashi	33-31	OZAWA Kou
YAMAKAWA Takashi	33-31	NAGANO Yasushi
YAMAKAWA Takashi	33-31	ARAKI Kentaro
YAMAKAWA Takashi	33-31	MITSUYA Nobuaki
YAMAKAWA Takashi	33-31	NAKAMURA Yuya
YAMAKAWA Takashi	33-31	SATO Koichiro

2008-08-26: 28_CH_Student_Prelim(Japan)

YAMAKAWA Takashi	33-31	KAWAGUCHI Yuuki
YAMAKAWA Takashi	33-31	ENOMOTO Yasuhiro
MITSUYA Nobuaki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	ARAKI Kentaro
YAMAKAWA Takashi	33-31	SATO Koichiro

2008-08-24: 3_Ouza_sen(Japan)

YAMAKAWA Takashi	41-23	YASUJIMA Yuji
YAMAKAWA Takashi	48-16	SATAKE Yosuke
WATAHIKI Kenta	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	40-24	ARAKI Yasuyuki
YAMAKAWA Takashi	36-28	OHMORI Keita
YAMAKAWA Takashi	37-27	TAMENORI Hideshi
WATANABE Hajime	37-27	YAMAKAWA Takashi

2008-08-23: 8_Anti_Resistance_Game(Japan)

YAMAKAWA Takashi	36-28	SATAKE Yosuke
YAMAKAWA Takashi	42-22	OHIKE Yoshinori
KOBAYASHI Nosei	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	NAGASHIMA Kazuhito
YAMAKAWA Takashi	48-16	YASUJIMA Yuji
TSUKAMOTO Kazuma	46-18	YAMAKAWA Takashi

2008-08-10: 2_Shinagawa(Japan)

NOBUKAWA Hiroki	49-15	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	KOZUKA Katsuhiko
YAMAKAWA Takashi	42-22	TSUCHIDA Daisuke
TAKANASHI Yusuke	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	NAGASHIMA Kazuhito

2008-08-03: 41_Nagoya_Open(Japan)

YAMAKAWA Takashi	36-28	KOUKAWA Satoshi
YAMAKAWA Takashi	34-30	MATSUMOTO Hiroyuki
ESAKI Yuta	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	IZUMI Shinichi
YAMAKAWA Takashi	47-17	OHMORI Keita
YAMAKAWA Takashi	49-15	TSUCHIDA Daisuke

2008-08-02: 4_Chubu_Open(Japan)

WATANABE Hideki	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	NAKAMORI Chiaki
YAMAKAWA Takashi	44-20	UNO Toshihiro
TSUJI Shinji	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	TSUCHIDA Daisuke
YAMAKAWA Takashi	37-27	OHIKE Yoshinori
YAMAKAWA Takashi	45-19	KIBA Kenta

2008-07-27: 17_King_state_Open(Japan)

YAMAKAWA Takashi	43-21	OKUDA Tsuyoshi
ENOMOTO Yasuhiro	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	51-13	WATAHIKI Yoshiharu
NAKAJIMA Tetsuya	43-21	YAMAKAWA Takashi
YAMAKAWA Takashi	35-29	TOMINAGA Kenta
YAMAKAWA Takashi	39-25	IWATA Hiroyuki

2008-06-28: 16th King state special(Japan)

YAMAKAWA Takashi	won against	KOBAYASHI Oh
YAMAKAWA Takashi	won against	NODA Bintatsu
KATO Yuzuru	lost to	YAMAKAWA Takashi
NAGASAKI Hidekazu	won against	YAMAKAWA Takashi
TAKANASHI Yusuke	won against	YAMAKAWA Takashi
KOSHINO Kazuhiko	won against	YAMAKAWA Takashi

2008-06-15: Azumazeki conference(Japan)

YAMAKAWA Takashi	won against	KOBAYASHI Manabu
YAMAKAWA Takashi	won against	OHUCHI Yasuhiro
TACHIKI Akira	lost to	YAMAKAWA Takashi
KATORI Michihiro	lost to	YAMAKAWA Takashi
UEDA Mikiya	won against	YAMAKAWA Takashi
OKAWA Akira	won against	YAMAKAWA Takashi

2008-06-07: 46_Shinagawa_open(Japan)

YAMAKAWA Takashi	54-10	SATO Koichiro
YAMAKAWA Takashi	37-27	KITOU Shota
WATANABE Hajime	33-31	YAMAKAWA Takashi
ITO Junya	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	42-22	NAGAMATSU Ryota
YAMAKAWA Takashi	41-23	OHMORI Keita

2008-04-13: 103rd Nagareyama open(Japan)

YAMAKAWA Takashi	won against	OHUCHI Yasuhiro
YAMAKAWA Takashi	won against	NAGAMATSU Yoshiyuki
WATAHIKI Kenta	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	FUNATSU Asuka
YAMAKAWA Takashi	won against	WAKIMOTO Naoyuki

2008-03-23: 29_Meijin(Japan)

YAMAKAWA Takashi	33-31	OHUCHI Yasuhiro
YAMAKAWA Takashi	33-31	IIJIMA Takamune
YAMAKAWA Takashi	33-31	KURACHI Takayuki
YAMAKAWA Takashi	33-31	SAKAGUCHI Kazuhiro
YAMAKAWA Takashi	33-31	SUGASE Takahiro

2008-03-23: 29_Meijin_finals(Japan)

YAMAKAWA Takashi	33-31	NAKAJIMA Tetsuya
MIYAOKA Tamaki	33-31	YAMAKAWA Takashi

2008-03-02: 57th Kanagawa Open(Japan)

YAMAKAWA Takashi	won against	TAKAHASHI Kanji
YAMAKAWA Takashi	won against	KOSHINO Kazuhiko
NAGASAKI Hidekazu	32-32	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	WATAHIKI Kenta
TAMAKI Kyotaro	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	SATAKE Yosuke

2008-03-01: 43_Shinagawa_open(Japan)

YAMAKAWA Takashi	53-11	MORI Takahiro
YAMAKAWA Takashi	38-26	ITO Junya
YAMAKAWA Takashi	39-25	WATANABE Hideaki
YAMAKAWA Takashi	won against	NAGASAKI Hidekazu
YAMAKAWA Takashi	37-27	NAKAJIMA Tetsuya
YAMAKAWA Takashi	43-21	KURAMOCHI Yuta

2008-02-16: 20th King state cup B(Japan)

YAMAKAWA Takashi	won against	TAMAKI Kyotaro
YAMAKAWA Takashi	won against	KOMAGATA Masayuki
NAKAJIMA Tetsuya	won against	YAMAKAWA Takashi
NAGASAKI Hidekazu	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KURAMOCHI Yuta
SANO Yoko	won against	YAMAKAWA Takashi

2008-02-10: 8th king state special(Japan)

TANAKA Shuntaro	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	OHNO Atsuko
YAMAKAWA Takashi	won against	IIJIMA Takamune
YAMAKAWA Takashi	won against	TATSUMI-IIJIMA Yukiko
OKAMOTO Akihiko	won against	YAMAKAWA Takashi
IWATA Hiroyuki	won against	YAMAKAWA Takashi

2007-10-06: 40th Shinagawa seaside opening(Japan)

YAMAKAWA Takashi	won against	KOBAYASHI Manabu
YAMAKAWA Takashi	won against	IIJIMA Takamune
YAMAKAWA Takashi	won against	SATANI Tetsu
NAKAJIMA Tetsuya	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	NAGASAKI Hidekazu
YAMAKAWA Takashi	won against	NODA Bintatsu

2007-10-06: 40_Shinagawa_open(Japan)

YAMAKAWA Takashi	53-11	KOBAYASHI Manabu
YAMAKAWA Takashi	37-27	IIJIMA Takamune
YAMAKAWA Takashi	37-27	SATANI Tetsu
NAKAJIMA Tetsuya	48-16	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	NAGASAKI Hidekazu
YAMAKAWA Takashi	36-28	NODA Bintatsu

2007-09-16: 2_Ouza_sen(Japan)

YAMAKAWA Takashi	lost to	KITAJIMA Hideki
ENOMOTO Yasuhiro	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	TOJO Atsushi
YAMAKAWA Takashi	won against	KOZUKA Katsuhiko
YAMAKAWA Takashi	won against	TAKAHASHI Yoshiko
TSUJI Shinji	lost to	YAMAKAWA Takashi
KAWARADA Yuichi	won against	YAMAKAWA Takashi

2007-09-02: 39th Shinagawa seaside tournament(Japan)

YAMAKAWA Takashi	won against	KOIDE Satoshi
YAMAKAWA Takashi	won against	OKUDA Tsuyoshi
KOMAGATA Masayuki	won against	YAMAKAWA Takashi
TAKANASHI Yusuke	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	SHIROTA Yasuto

2007-09-01: 39_Shinagawa_open(Japan)

YAMAKAWA Takashi	42-22	KOIDE Satoshi
YAMAKAWA Takashi	50-14	OKUDA Tsuyoshi
KOMAGATA Masayuki	42-22	YAMAKAWA Takashi
TAKANASHI Yusuke	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	51-13	SHIROTA Yasuto

2007-07-15: Japanese Othello Championship(Japan)

TOKUDA Naoya	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KURACHI Takayuki
YAMAKAWA Takashi	won against	HIRABAYASHI Eiji
YAMAKAWA Takashi	won against	SAITO Tadayuki
YAMAKAWA Takashi	won against	MATSUMOTO Hiroyuki
YAMAKAWA Takashi	won against	TAKIZAWA Masaki

2007-07-07: 37_Shinagawa_open(Japan)

YAMAKAWA Takashi	42-22	OKUDA Tsuyoshi
ROSE Brian	43-21	YAMAKAWA Takashi
YAMAKAWA Takashi	56-08	IIJIMA Takamune
TAKANASHI Yusuke	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	46-18	TANAKA Amane
YAMAKAWA Takashi	34-30	KANDA Yoshihiro

2007-05-13: 5th Ueno Open(Japan)

YAMAKAWA Takashi	won against	KOBAYASHI Manabu
SAWADA Tomohiro	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	TANAKA Shuntaro
YAMAKAWA Takashi	won against	ROSE Brian
YAMAKAWA Takashi	won against	TAMAKI Kyotaro

2007-05-05: 35_Shinagawa_open(Japan)

YAMAKAWA Takashi	35-29	SATO Koichiro
YAMAKAWA Takashi	39-25	TANAKA Kazuo
YAMAKAWA Takashi	38-26	WATAHIKI Kenta
YAMAKAWA Takashi	39-25	OHHASHI Tomoshige
MIYAOKA Tamaki	41-23	YAMAKAWA Takashi
ITO Junya	33-31	YAMAKAWA Takashi

2007-05-03: 19_Kyoto_open(Japan)

YAMAKAWA Takashi	40-24	TATSUMI Atsushi
IWATA Hiroyuki	40-24	YAMAKAWA Takashi
FUNAKOSHI Shogo	44-20	YAMAKAWA Takashi
YAMAKAWA Takashi	49-15	NAMI Yoneda
YAMAKAWA Takashi	54-10	OKUDA Masashi
YAMAKAWA Takashi	36-28	OKAMOTO Kazuki
SUGASE Takahiro	32-32	YAMAKAWA Takashi

2007-04-07: 34_Shinagawa_open(Japan)

YAMAKAWA Takashi	46-18	SATAKE Yosuke
YAMAKAWA Takashi	49-15	HAGIKURA Yutaka
IWATA Hiroyuki	37-27	YAMAKAWA Takashi
YAMAKAWA Takashi	33-31	TANIDA Kunihiko
YAMAKAWA Takashi	38-26	ENOMOTO Yasuhiro
NAGASAKI Hidekazu	34-30	YAMAKAWA Takashi

2007-03-25: 28_Meijin_finals(Japan)

YAMAKAWA Takashi	35-29	SHIMIZU Ryusei
IZUMI Takashi	34-30	YAMAKAWA Takashi
YAMAKAWA Takashi	50-14	HIRABAYASHI Mihoko
YAMAKAWA Takashi	53-11	YOSHIDA Yoshiaki
NAGASHIMA Kazuhito	64-00	YAMAKAWA Takashi
YAMAKAWA Takashi	56-08	KAMEMOTO Osamu

2007-03-03: 33_Shinagawa_open(Japan)

TAMAKI Kyotaro	47-17	YAMAKAWA Takashi
HOSHI Ryuichi	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	59-05	KAWAGUCHI Yuuki
YAMAKAWA Takashi	57-07	WATANABE Keiichi
YAMAKAWA Takashi	44-20	ISHIHARA Makoto
YAMAKAWA Takashi	47-17	IIJIMA Takamune

2006-08-26: 1_Ouza_sen(Japan)

YAMAKAWA Takashi	33-31	TOMINAGA Kenta
YAMAKAWA Takashi	49-15	TAKIZAWA Nobuyuki
YAMAKAWA Takashi	47-17	NAGASAKI Hidekazu
YAMAKAWA Takashi	42-22	NODA Bintatsu
SAKAGUCHI Kazuhiro	40-24	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	HAGA Kazutoshi
HIRAKAWA Yuki	36-28	YAMAKAWA Takashi

2006-08-13: 3rd Kanto Game(Japan)

YAMAKAWA Takashi	won against	OHNO Atsuko
YAMAKAWA Takashi	won against	MURAKAMI Takeshi
NODA Bintatsu	won against	YAMAKAWA Takashi
TOMINAGA Kenta	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KIMURA Keigo
YAMAKAWA Takashi	won against	SUKO Masayuki

2006-07-16: 34th All Japan(Japan)

NODA Bintatsu	won against	YAMAKAWA Takashi
GOTO Hiroshi	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	TAKIZAWA Masaki
YAMAKAWA Takashi	won against	IIJIMA Takamune
YAMAKAWA Takashi	won against	SAKAGUCHI Kazuhiro
YAMAKAWA Takashi	won against	TANIDA Kunihiko

2006-04-08: 23_Shinagawa_open(Japan)

YAMAKAWA Takashi	39-25	KUSUMOTO Nobushige
YAMAKAWA Takashi	49-15	DOJUN Makiko
YAMAKAWA Takashi	46-18	SAWAKI Yusuke
TOMINAGA Kenta	50-14	YAMAKAWA Takashi
YAMAKAWA Takashi	50-14	OKAWA Akira
NARIYA Makoto	40-24	YAMAKAWA Takashi

2006-03-26: 27_Meijin(Japan)

YAMAKAWA Takashi	64-00	URA Satoru
YAMAKAWA Takashi	64-00	ASOU Daisuke
YAMAKAWA Takashi	64-00	HOSHI Ryuichi
SUEKUNI Makoto	64-00	YAMAKAWA Takashi
YAMAKAWA Takashi	64-00	FUNAKOSHI Shogo
YAMAKAWA Takashi	64-00	OSHIMIZU Takanori
NAKANO Shunsuke	64-00	YAMAKAWA Takashi

2006-02-18: 2nd Kanto Game(Japan)

IIDA Hiroshi	won against	YAMAKAWA Takashi
KANOU Yuki	won against	YAMAKAWA Takashi
KOBAYASHI Manabu	won against	YAMAKAWA Takashi
NAKANO Maseru	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	SAWADA Tomohiro

2006-01-14: 21_Shinagawa_open(Japan)

NOGAMI Yoshiyuki	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	OHUCHI Yasuhiro
YAMAKAWA Takashi	63-01	TSUMURA Satoshi
YAMAKAWA Takashi	41-23	YAMAGUCHI Yoshiaki
YAMAKAWA Takashi	33-31	NAKAJIMA Tetsuya
MIGAMO Shinya	41-23	YAMAKAWA Takashi

2005-12-10: 20_Shinagawa_open(Japan)

MIGAMO Shinya	43-21	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	SATO Tetsuya
YAMAKAWA Takashi	54-10	KOIDE Satoshi
YAMAKAWA Takashi	45-19	ITAGAKI Kenichi
NAGASAKI Hidekazu	37-27	YAMAKAWA Takashi
NAKAJIMA Tetsuya	49-15	YAMAKAWA Takashi

2005-10-15: 18_Shinagawa_open(Japan)

YAMAKAWA Takashi	36-28	OKUDA Tsuyoshi
YAMAKAWA Takashi	38-26	NAGASAKI Hidekazu
YAMAKAWA Takashi	34-30	KASHIWAGI Mitsuyoshi
YAMAKAWA Takashi	53-11	MIYAKE Yasuo
ISHII Yasuhiro	39-25	YAMAKAWA Takashi
WATANABE Hajime	44-20	YAMAKAWA Takashi

2005-08-13: 1st Kanto Game(Japan)

KASHIWAGI Mitsuyoshi	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	KINOSHITA Hiroko
YAMAKAWA Takashi	won against	TACHIKI Akira
YAMAKAWA Takashi	won against	SAWAKI Yusuke
HIRAKAWA Yuki	won against	YAMAKAWA Takashi
SUEKUNI Makoto	won against	YAMAKAWA Takashi

2005-08-06: 16_Shinagawa_open(Japan)

YAMAKAWA Takashi	47-17	OHNO Atsuko
YAMAKAWA Takashi	41-23	OKUDA Tsuyoshi
YAMAKAWA Takashi	36-28	IIDA Hiroshi
YAMAKAWA Takashi	56-08	MIGAMO Shinya
YAMAKAWA Takashi	33-31	NAGASAKI Hidekazu
NAKAJIMA Tetsuya	35-29	YAMAKAWA Takashi

2005-07-03: Kana othello Open(Japan)

YAMAKAWA Takashi	won against	WATANABE Satiko
TOMINAGA Kenta	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	won against	ENOMOTO Yasuhiro
YAMAKAWA Takashi	won against	ITAGAKI Kenichi
YAMAKAWA Takashi	won against	YAMAGUCHI Yoshiaki
YAMAKAWA Takashi	won against	OGAWA Daisuke

2005-06-04: 14_Shinagawa_open(Japan)

YAMAKAWA Takashi	39-25	KOZUKA Katsuhiko
YAMAKAWA Takashi	37-27	TAKASHIMA Ryoji
IIDA Hiroshi	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	TACHIKI Akira
YAMAKAWA Takashi	37-27	SATOMI Satoshi
SHIMIZU Kouichi	39-25	YAMAKAWA Takashi

2005-05-07: 13_Shinagawa_open(Japan)

YAMAKAWA Takashi	49-15	TOKUMARU Go
HIRAKAWA Yuki	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	47-17	SHIMONOSONO Kozo
YAMAKAWA Takashi	48-16	TANIDA Kunihiko
TAKEDA Kyoko	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	39-25	IIDA Hiroshi

2005-04-09: 12_Shinagawa_open(Japan)

YAMAKAWA Takashi	49-15	TANIDA Kunihiko
YAMAKAWA Takashi	38-26	SHIMIZU Kouichi
NAGASAKI Hidekazu	46-18	YAMAKAWA Takashi
YAMAKAWA Takashi	51-13	IWASAKI Toshinori
YAMAKAWA Takashi	42-22	SAWAKI Yusuke
NAKAJIMA Tetsuya	49-15	YAMAKAWA Takashi

2005-03-20: 26_Meijin(Japan)

DATE Yuji	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	56-08	HIKAWA Yoshio
TANAKA Shuntaro	33-31	YAMAKAWA Takashi
SAITO Wenkuchi	39-25	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	SHIMIZU Kouichi
YAMAKAWA Takashi	40-24	MAKINO Mizuho
NAGASHIMA Kazuhito	44-20	YAMAKAWA Takashi

2005-03-12: 11_Shinagawa_open(Japan)

OHMORI Keita	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	37-27	YOSHIDA Yoshiaki
IIDA Hiroshi	38-26	YAMAKAWA Takashi
YAMAKAWA Takashi	47-17	YAMAZAKI Nobuyuki
YAMAKAWA Takashi	40-24	SHIMONOSONO Kozo
YAMAKAWA Takashi	55-09	TODA Tomoya

2005-02-12: 10_Shinagawa_open(Japan)

WATANABE Hideaki	33-31	YAMAKAWA Takashi
YAMAKAWA Takashi	38-26	MIGAMO Shinya
YAMAKAWA Takashi	42-22	SAWA Kentaro
YAMAKAWA Takashi	41-23	SATAKE Yosuke
TANIDA Kunihiko	38-26	YAMAKAWA Takashi
TANAKA Shuntaro	33-31	YAMAKAWA Takashi

2005-01-15: 9_Shinagawa_open(Japan)

IIDA Hiroshi	55-09	YAMAKAWA Takashi
NAKAJIMA Tetsuya	52-12	YAMAKAWA Takashi
YAMAKAWA Takashi	50-14	SAWAKI Yusuke
ITO Yuji	won against	YAMAKAWA Takashi
YAMAKAWA Takashi	52-12	HORIUCHI Keiko

2004-11-13: 7_Shinagawa_open(Japan)

NAKAJIMA Tetsuya	41-23	YAMAKAWA Takashi
YAMAKAWA Takashi	50-14	WATANABE Keiichi
IIDA Hiroshi	46-18	YAMAKAWA Takashi
SUKO Masayuki	50-14	YAMAKAWA Takashi
YAMAKAWA Takashi	41-23	HORIUCHI Keiko
YAMAKAWA Takashi	34-30	OHUCHI Yasuhiro

2004-09-11: 5_Shinagawa_open(Japan)

YAMAKAWA Takashi	36-28	KAWABATA Seiji
ITO Yuji	35-29	YAMAKAWA Takashi
YAMAKAWA Takashi	43-21	KAGAWA Yoichi
YAMAKAWA Takashi	40-24	TERAI Satoshi
YAMAKAWA Takashi	35-29	HAYASHI Yusuke
WATANABE Hajime	41-23	YAMAKAWA Takashi

2004-08-07: 4_Shinagawa_open(Japan)

MURAKAMI Takeshi	48-16	YAMAKAWA Takashi
YAMAKAWA Takashi	44-20	TATSUMI-IIJIMA Yukiko
TAKASHIMA Ryoji	48-16	YAMAKAWA Takashi
YAMAKAWA Takashi	57-07	ENOMOTO Yasuhiro
YAMAKAWA Takashi	45-19	HOSHI Ryuichi
YAMAKAWA Takashi	40-24	SUKO Masayuki

2004-07-03: 3_Shinagawa_open(Japan)

YAMAKAWA Takashi	51-13	OZAKI Toyomitsu
MURAKAMI Takeshi	49-15	YAMAKAWA Takashi
YAMAKAWA Takashi	52-12	NISHIBA Yasuo
YAMAKAWA Takashi	64-00	TAMAGAWA Hirotaka
NAKAJIMA Tetsuya	56-08	YAMAKAWA Takashi
YAMAKAWA Takashi	36-28	NODA Bintatsu

2004-06-12: 2_Shinagawa_open(Japan)

YAMAKAWA Takashi	42-22	WATANABE Keiichi
SUEKUNI Makoto	41-23	YAMAKAWA Takashi
KASHIWAGI Mitsuyoshi	45-19	YAMAKAWA Takashi
YAMAKAWA Takashi	48-16	IRABU Chohei
YAMAKAWA Takashi	34-30	ITO Yuji
YAMAKAWA Takashi	38-26	KAWABATA Seiji

2004-03-27: 25_Meijin_junior(Japan)

YAMAKAWA Takashi	37-27	KOICHI Naoto
WATANABE Hideki	36-28	YAMAKAWA Takashi
YAMAKAWA Takashi	34-30	TACHIKI Akira
YAMAKAWA Takashi	39-25	NAKAMURA Shunsuke
FURUMOTO Yuki	49-15	YAMAKAWA Takashi
OKAMOTO Junya	34-30	YAMAKAWA Takashi

2003-03-22: 2_Master_junior(Japan)

YAMAKAWA Takashi	38-26	YAHIRO Yuki
YAMAKAWA Takashi	50-14	KUBO Kimihiro
KAWABATA Hidehiro	38-26	YAMAKAWA Takashi
TACHIKI Akira	34-30	YAMAKAWA Takashi
SAITO Keita	34-30	YAMAKAWA Takashi
IMURA Yuki	50-14	YAMAKAWA Takashi
UTSUMI Syun	49-15	YAMAKAWA Takashi

YAMAKAWA Takashi (Japan)

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