Ratings

UMEZAWA Yoshinori (Japan)

Japanese name(s): 梅沢佳紀

Ratings history

2025-11-22
2025-10-31
2025-09-30
2025-08-31
2025-07-31
2025-06-30
2025-05-31
2025-04-30
2025-03-31
2025-02-28
2025-01-31
2024-12-31
2024-06-30
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
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2013-06-30
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2012-06-30
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2011-06-30
2010-12-31
2010-06-30
2009-12-31
2009-06-30
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2008-06-30
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2007-06-30
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2006-06-30
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1995-12-31
1995-06-30
1994-12-31
1994-06-30
1993-12-31

2136
2139
2132
2143
2137
2139
2131
2150
2155
2162
2171
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2110
2138
2113
2101
2095
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2086
2110
2127
2132
2075
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2132
2137
2171
2107
2087
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2102
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2018
1887
1951
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2324
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2150
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2074
2195
2122
2243
2014
2077
2031
2061
2191
2004
1791
2134
2110
2273
2250
2445
2504

Show the ratings ⇩

192 tournaments
1070 results
Player ID: 7047
Rated T160 in Japan and T187 in Asia&Oceania&Africa and T212 in the World
Latest rating: 2136

2025

2024
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2022
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1993

2025-09-21: 51_All_Japan_Niigata_prelim(Japan)

NAGAO Hiroto	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	56-08	NAKAGAWA Azune
UMEZAWA Yoshinori	44-20	TAKIZAWA Masaki
AIHARA Shigeaki	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	56-08	OHHASHI Fuka
KOBAYASHI Syunjiro	33-31	UMEZAWA Yoshinori

2025-08-31: 45_Nihonkai_open(Japan)

UMEZAWA Yoshinori	47-17	KOBAYASHI Manabu
AIHARA Shigeaki	44-20	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	HASEGAWA Takeshi
TAKIZAWA Masaki	41-23	UMEZAWA Yoshinori
SATO Hisakazu	32-32	UMEZAWA Yoshinori
UMEZAWA Yoshinori	32-32	NAGAO Hiroto

2025-07-13: 18_Ouza_Sen(Japan)

TOKIWA Shuto	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	ASAKAWA Takuya
NAKAMURA Rintaro	won against	UMEZAWA Yoshinori
MIYAZAKI Yuji	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	TOJO Atsushi
ITO Kenshun	won against	UMEZAWA Yoshinori

2025-06-29: 2025_Hiigata_houou_prelim(Japan)

UMEZAWA Yoshinori	33-31	TAKIZAWA Masaki
NAGAO Hiroto	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	KOBAYASHI Manabu

2025-06-29: 2025_Niigata_houou_final(Japan)

AIHARA Shigeaki

45-19

UMEZAWA Yoshinori

2025-04-06: 87_Niigata_conf(Japan)

UMEZAWA Yoshinori	62-02	ZENYOJI Mio
UMEZAWA Yoshinori	64-00	KOBAYASHI Manabu
AIHARA Shigeaki	39-25	UMEZAWA Yoshinori
TAKIZAWA Masaki	43-21	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	SATO Hisakazu

2025-03-16: 45_Meijin(Japan)

UMEZAWA Yoshinori	won against	HARA Issei
UMEDA Yuwa	won against	UMEZAWA Yoshinori
MIYAGAWA Keigo	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NOMURA Soryo
UMEZAWA Yoshinori	won against	IWASHINA Ryosuke
GOTO Akihiko	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NAKAMURA Kazuki

2025-03-15: 45_Meijin_team(Japan)

UMEZAWA Yoshinori	48-16	PUNTSAGMAA Erdenetsetseg
UMEZAWA Yoshinori	39-25	HARA Issei
HISHIYAMA Yuichi	38-26	UMEZAWA Yoshinori
TSUCHIGANE Taishi	42-22	UMEZAWA Yoshinori
TOMITO Shouhei	35-29	UMEZAWA Yoshinori

2025-02-16: 44_Sea_of_Japan_open_qualifier(Japan)

NAGAO Hiroto	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	34-30	TAKIZAWA Masaki
AIHARA Shigeaki	44-20	UMEZAWA Yoshinori
NAGAO Hiroto	44-20	UMEZAWA Yoshinori
AIHARA Shigeaki	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	TAKIZAWA Masaki

2025-01-19: 2025_Niigata_expert_games(Japan)

NAGAO Hiroto	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	MIYAKE Raku
UMEZAWA Yoshinori	56-08	SATO Daisuke
TAKIZAWA Masaki	42-22	UMEZAWA Yoshinori
UMEZAWA Yoshinori	62-02	MIYAKE Yasutaka

2024-12-08: 86_Niigata_conf(Japan)

UMEZAWA Yoshinori	46-18	KAWAI Shinobu
TAKIZAWA Masaki	37-27	UMEZAWA Yoshinori
NAGAO Hiroto	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	52-12	KIYOYOSHI Fumishige
HASEGAWA Takeshi	54-10	UMEZAWA Yoshinori

2024-10-27: 2024_Niigata_phoenix_match(Japan)

UMEZAWA Yoshinori	36-28	KITAJIMA Hideki
UMEZAWA Yoshinori	36-28	NAGAO Hiroto
UMEZAWA Yoshinori	40-24	AIHARA Shigeaki
TAKIZAWA Masaki	44-20	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	HASEGAWA Takeshi

2024-10-13: Star_camp_2024(Japan)

UMEZAWA Yoshinori	64-00	MIURA Kohei
NARA Souma	32-32	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	YOKOSAWA Haruko
KANO Chihiro	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	OSHIMIZU Takanori
UMEZAWA Yoshinori	35-29	YUUKI Kousei
UMEZAWA Yoshinori	40-24	SATO Hisakazu

2024-09-08: 50_All_Japan_championship(Japan)

UMEZAWA Yoshinori	64-00	TAKAHASHI Satomi
TAKANASHI Yusuke	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	MITSUYA Nobuaki
OSHIMIZU Takanori	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	YOSHINO Toru
SAJI Kouya	won against	UMEZAWA Yoshinori
SHIMIZU Naoki	won against	UMEZAWA Yoshinori

2024-08-25: 43_Sea_of_Japan_open(Japan)

KOBAYASHI Manabu	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	34-30	AIHARA Shigeaki
TAKIZAWA Masaki	39-25	UMEZAWA Yoshinori
NISHIBAYASHI Touya	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	OHHASHI Fuka
HASHIMOTO Yuuta	57-07	UMEZAWA Yoshinori

2024-07-21: 17_Ouza_Sen(Japan)

UMEZAWA Yoshinori	won against	HAYASAKA Toshie
NAGANO Yasushi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	GOTO Hiroshi
UMEZAWA Yoshinori	64-00	SOUDA Shun
SUGASE Takahiro	won against	UMEZAWA Yoshinori
FUKUNAGA Kohachi	won against	UMEZAWA Yoshinori

2024-06-30: 50_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	35-29	KOBAYASHI Syunjiro
AIHARA Shigeaki	47-17	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SUGAWARA Misa
NAGAO Hiroto	44-20	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	NAKAGAWA Azune

2024-04-07: 85_Niigata_conf(Japan)

UMEZAWA Yoshinori	63-01	NAKAGAWA Yuusa
UMEZAWA Yoshinori	33-31	NAGATA Yuuya
UMEZAWA Yoshinori	64-00	TAKIZAWA Masaki
AIHARA Shigeaki	49-15	UMEZAWA Yoshinori
NAGAO Hiroto	34-30	UMEZAWA Yoshinori

2024-03-17: 44_Meijin(Japan)

UMEZAWA Yoshinori	won against	IWASAKI Masaaki
UMEZAWA Yoshinori	won against	HADA Jun
YAMANAKA Mami	won against	UMEZAWA Yoshinori
GOTO Hiroshi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KURODA Ichi
TAMENORI Hideshi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	FUJIMOTO Kenta

2024-03-16: 44_Meijin_masters(Japan)

UMEZAWA Yoshinori	41-23	KAGAWA Yoichi
UMEZAWA Yoshinori	37-27	OSHIMIZU Takanori
GOTO Hiroshi	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	OISHI Kengo
UMEZAWA Yoshinori	35-29	USHIRO Hideaki

2024-02-18: 42_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	36-28	NAGAO Hiroto
UMEZAWA Yoshinori	64-00	TSUCHIDA Aozora
UMEZAWA Yoshinori	46-18	HASEGAWA Takeshi
UMEZAWA Yoshinori	60-04	OKAMOTO Sakutaro
TAKIZAWA Masaki	41-23	UMEZAWA Yoshinori

2024-02-18: 42_Sea_of_Japan_open_final(Japan)

TAKIZAWA Masaki

36-28

UMEZAWA Yoshinori

2024-02-04: 2024_Niigata_expert_games(Japan)

UMEZAWA Yoshinori	33-31	NAGATA Yuuya
TAKIZAWA Masaki	35-29	UMEZAWA Yoshinori
AIHARA Shigeaki	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	OKAMOTO Sakutaro

2023-12-03: 84_Niigata_conf(Japan)

HASEGAWA Takeshi	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	KOBAYASHI Syunjiro
SATO Hisakazu	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	50-14	NAGAO Hiroto
UMEZAWA Yoshinori	48-16	YOSHIDA Taisaku

2023-11-26: 49_All_Japan_championship(Japan)

MIYAZAKI Yuji	won against	UMEZAWA Yoshinori
ITAGAKI Kenichi	won against	UMEZAWA Yoshinori
IWAKURA Hiroaki	won against	UMEZAWA Yoshinori
TOHIKA Ken	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	FUJITA Takeshi

2023-10-08: 49_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	53-11	NAKAGAWA Azune
UMEZAWA Yoshinori	38-26	MIYAKE Raku
UMEZAWA Yoshinori	won against	AIHARA Shigeaki
UMEZAWA Yoshinori	61-03	IWASAKA Ryuji
NAGAO Hiroto	41-23	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	TAKIZAWA Masaki

2023-09-17: Star_Camp_2023(Japan)

UMEZAWA Yoshinori	37-27	YOSHIDA Taisaku
SATO Hisakazu	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	SUGAWARA Misa
UMEZAWA Yoshinori	50-14	NAKAMURA Haruto
UMEZAWA Yoshinori	38-26	OSHIMIZU Takanori
KANO Chihiro	44-20	UMEZAWA Yoshinori
KAWAMURA Akio	43-21	UMEZAWA Yoshinori

2023-08-27: 41_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	37-27	UMEDA Yuwa
UMEZAWA Yoshinori	41-23	KOBAYASHI Syunjiro
AIHARA Shigeaki	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	47-17	TAKIZAWA Masaki
UMEZAWA Yoshinori	45-19	NAGAO Hiroto
UMEZAWA Yoshinori	52-12	KURACHI Takayuki
AIHARA Shigeaki	41-23	UMEZAWA Yoshinori

2023-06-24: Niigata_open_2023(Japan)

UMEZAWA Yoshinori	45-19	KOBAYASHI Kano
UMEZAWA Yoshinori	42-22	AIHARA Shigeaki
HASEGAWA Takeshi	41-23	UMEZAWA Yoshinori
SHINOHARA Ryo	42-22	UMEZAWA Yoshinori
UMEZAWA Yoshinori	57-07	IWASAKA Ryuji
NAGAO Hiroto	38-26	UMEZAWA Yoshinori

2023-04-02: 83_Niigata_conf(Japan)

UMEZAWA Yoshinori	37-27	NAGAO Hiroto
UMEZAWA Yoshinori	38-26	NAGATA Yuuya
HASEGAWA Takeshi	40-24	UMEZAWA Yoshinori
AIHARA Shigeaki	44-20	UMEZAWA Yoshinori
UMEZAWA Yoshinori	53-11	NAGATA Subaru

2023-03-19: 43_Meijin(Japan)

SANO Kaoru	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	TAYAMA Tsubasa
UMEZAWA Yoshinori	46-18	HASHIMOTO Yuuta
UMEZAWA Yoshinori	35-29	FUNATSU Asuka
TAKANASHI Yusuke	33-31	UMEZAWA Yoshinori
OKADA Tadakawa	32-32	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	TAGUCHI Shinya

2023-03-18: 43_Maijin_masters(Japan)

IWAKURA Hiroaki	37-27	UMEZAWA Yoshinori
SASAKI Sohei	33-31	UMEZAWA Yoshinori
KITAJIMA Hideki	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NAGAO Hiroto
UMEZAWA Yoshinori	33-31	ISHIKAWA Akira
UMEZAWA Yoshinori	50-14	TANAKA Junji

2023-02-26: 40_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	43-21	KOBAYASHI Manabu
UMEZAWA Yoshinori	40-24	OTAIRA Kousuke
UMEZAWA Yoshinori	34-30	KANO Chihiro
HASEGAWA Takeshi	47-17	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	AIHARA Shigeaki
UMEZAWA Yoshinori	34-30	TAKIZAWA Masaki
HASEGAWA Takeshi	44-20	UMEZAWA Yoshinori

2023-01-28: 2023_Niigata_expert_games(Japan)

UMEZAWA Yoshinori	45-19	MIYAKE Raku
UMEZAWA Yoshinori	44-20	MIWA Shuya
TAKIZAWA Masaki	46-18	UMEZAWA Yoshinori
UMEZAWA Yoshinori	40-24	KOBAYASHI Syunjiro
UMEZAWA Yoshinori	41-23	NAGATA Subaru

2022-12-04: 82_Niigata_conf(Japan)

KANEKO Hikaru	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	45-19	KOBAYASHI Manabu
AIHARA Shigeaki	40-24	UMEZAWA Yoshinori
UMEZAWA Yoshinori	38-26	KANDA Yoshihiro
UMEZAWA Yoshinori	44-20	UMEZAWA Shiho

2022-08-21: 39_sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	34-30	KITAJIMA Hideki
KANO Chihiro	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	49-15	MAHO Makoto
OHMORI Keita	33-31	UMEZAWA Yoshinori
TAKIZAWA Masaki	47-17	UMEZAWA Yoshinori

2022-07-10: 15_Ouza_sen(Japan)

UMEZAWA Yoshinori	40-24	ITO Itsuru
GOTO Hiroshi	49-15	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	IWAKURA Hiroaki
SHIMIZU Naoki	38-26	UMEZAWA Yoshinori
UENO Tomohisa	40-24	UMEZAWA Yoshinori
TAKIZAWA Nobuyuki	37-27	UMEZAWA Yoshinori

2022-04-03: 81_Niigata_conf(Japan)

KANEKO Hikaru	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	NAKAGAWA Azune
OTAKA Tomoki	45-19	UMEZAWA Yoshinori
KANDA Yoshihiro	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	61-03	IWASAKA Ryuji

2022-03-21: 42_Meijin(Japan)

UMEZAWA Yoshinori	won against	OGINO Takeru
SHIMOMURA Shiki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SAWADA Takehiko
UMEZAWA Yoshinori	won against	ASOU Daisuke
UMEZAWA Yoshinori	won against	YAMAGUCHI Tomoki
KURAHASHI Satoshi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	TSUCHIGANE Link

2021-12-05: 80_Niigata_conf(Japan)

UMEZAWA Yoshinori	49-15	OHIRA Masatake
UMEZAWA Yoshinori	38-26	HASEGAWA Takeshi
UMEZAWA Yoshinori	35-29	MURAKAMI Takeshi
UMEZAWA Yoshinori	36-28	KANO Chihiro
UMEZAWA Yoshinori	37-27	KAWAI Shinobu

2021-07-18: 41_Meijin(Japan)

UMEZAWA Yoshinori	36-28	OHMORI Keita
UMEZAWA Yoshinori	40-24	TAYAMA Tsubasa
WADA Masaki	34-30	UMEZAWA Yoshinori
KAWAI Shinobu	35-29	UMEZAWA Yoshinori
AIHARA Shigeaki	50-14	UMEZAWA Yoshinori
SAWADA Takehiko	33-31	UMEZAWA Yoshinori

2021-04-04: 79_Niigata_conf(Japan)

UMEZAWA Yoshinori	43-21	TAKIZAWA Nobuyuki
UMEZAWA Yoshinori	59-05	IWASAKA Ryuji
UMEZAWA Yoshinori	54-10	MURAKAMI Takeshi
AIHARA Shigeaki	46-18	UMEZAWA Yoshinori
KOBAYASHI Syunjiro	40-24	UMEZAWA Yoshinori

2021-02-14: 38_sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	35-29	OBARA Hiroto
KANO Chihiro	42-22	UMEZAWA Yoshinori
AIHARA Shigeaki	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	SATO Hisakazu
UMEZAWA Yoshinori	37-27	YOSHIDA Taisaku
UMEZAWA Yoshinori	38-26	KANO Chihiro

2021-01-31: Niigata_expert_games(Japan)

UMEZAWA Yoshinori	53-11	IWASAKA Ryuji
UMEZAWA Yoshinori	36-28	OBARA Hiroto
NAGASAKI Hidekazu	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	TAKIZAWA Masaki
UMEZAWA Yoshinori	43-21	KOICHI Naoto

2020-12-06: 78_Niigata_conf(Japan)

UMEZAWA Yoshinori	45-19	YOSHIDA Taisaku
DOBASHI Yusuke	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	KOBAYASHI Kano
KANO Chihiro	37-27	UMEZAWA Yoshinori
NAGAO Hiroto	36-28	UMEZAWA Yoshinori

2020-02-16: 37_sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	43-21	KANO Chihiro
UMEZAWA Yoshinori	38-26	KOBAYASHI Syunjiro
UMEZAWA Yoshinori	35-29	SATO Hisakazu
NAGASAKI Hidekazu	40-24	UMEZAWA Yoshinori
KIYONOBU Kenta	47-17	UMEZAWA Yoshinori
NAGAO Hiroto	41-23	UMEZAWA Yoshinori

2020-01-26: Niigata_expert_games(Japan)

UMEZAWA Yoshinori	38-26	OBARA Hiroto
KOBAYASHI Syunjiro	54-10	UMEZAWA Yoshinori
UMEZAWA Yoshinori	57-07	YOSHIDA Taisaku
NAGAO Hiroto	41-23	UMEZAWA Yoshinori
KANDA Yoshihiro	33-31	UMEZAWA Yoshinori

2019-12-08: 77_Niigata_conf(Japan)

UMEZAWA Yoshinori	60-04	NAKAGAWA Azune
UMEZAWA Yoshinori	41-23	AIHARA Shigeaki
UMEZAWA Yoshinori	38-26	KANDA Yoshihiro
UMEZAWA Yoshinori	33-31	NAGAO Hiroto
KOBAYASHI Syunjiro	33-31	UMEZAWA Yoshinori

2019-10-20: 48_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	36-28	KOBAYASHI Kano
UMEZAWA Yoshinori	34-30	NAGAO Hiroto
SUZUKI Nobuyuki	won against	UMEZAWA Yoshinori
TAKIZAWA Masaki	60-04	UMEZAWA Yoshinori
UMEZAWA Yoshinori	46-18	IWASAKA Ryuji
UMEZAWA Yoshinori	33-31	AIHARA Shigeaki

2019-09-15: Star_camp_2019(Japan)

KANO Chihiro	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	54-10	MIURA Toshie
OSHIMIZU Takanori	41-23	UMEZAWA Yoshinori
SATO Hisakazu	32-32	UMEZAWA Yoshinori
UMEZAWA Yoshinori	38-26	WADA Chiaki
WADA Masaki	35-29	UMEZAWA Yoshinori
YOKOSAWA Haruko	39-25	UMEZAWA Yoshinori

2019-08-25: 36_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	38-26	SAJI Kouya
UMEZAWA Yoshinori	38-26	NAGISA Shougo
TAKANASHI Yusuke	42-22	UMEZAWA Yoshinori
TAKIZAWA Masaki	43-21	UMEZAWA Yoshinori
NAGAO Hiroto	41-23	UMEZAWA Yoshinori
UMEZAWA Yoshinori	42-22	KOBAYASHI Kano

2019-07-14: 14_Ouza_sen(Japan)

SUEKUNI Makoto	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	KOYASHIKI Ken
UMEZAWA Yoshinori	32-32	OHMORI Keita
MIYAOKA Tamaki	46-18	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	KURACHI Takayuki
KAMEMOTO Osamu	37-27	UMEZAWA Yoshinori

2019-04-07: 76_Niigata_conf(Japan)

UMEZAWA Yoshinori	55-09	OKAMOTO Sakutaro
UMEZAWA Yoshinori	44-20	OBARA Hiroto
UMEZAWA Yoshinori	37-27	NAGAO Hiroto
TAKIZAWA Masaki	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	AIHARA Shigeaki

2019-04-07: 76_Niigata_conference(Japan)

UMEZAWA Yoshinori	55-09	OKAMOTO Sakutaro
UMEZAWA Yoshinori	44-20	OBARA Hiroto
UMEZAWA Yoshinori	37-27	NAGAO Hiroto
TAKIZAWA Masaki	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	AIHARA Shigeaki

2019-03-24: 40_Meijin(Japan)

UMEZAWA Yoshinori	won against	ISHIGURO Hiroki
UMEZAWA Yoshinori	won against	SHIBANO Tatsunosuke
MITSUYA Nobuaki	won against	UMEZAWA Yoshinori
HISHIYAMA Yuichi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	ATACHI Aki
UMEZAWA Yoshinori	won against	SAKAGUCHI Kazuhiro
KITAJIMA Hideki	won against	UMEZAWA Yoshinori

2019-03-23: 40_Meijin_masters(Japan)

UMEZAWA Yoshinori	won against	KOSHINO Kazuhiko
TANAKA Junji	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NARUMI Hisatoshi
UMEZAWA Yoshinori	won against	IIJIMA Takamune
UMEZAWA Yoshinori	won against	HAGA Kazutoshi
UMEZAWA Yoshinori	won against	KITAJIMA Hideki

2019-02-17: 35_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	38-26	KANO Chihiro
MURAKAMI Takeshi	33-31	UMEZAWA Yoshinori
MATSUMOTO Makoto	40-24	UMEZAWA Yoshinori
UMEZAWA Yoshinori	55-09	SAWADA Aimi
UMEZAWA Yoshinori	64-00	SAWADA Atsushi
SHIMOMURA Shiki	41-23	UMEZAWA Yoshinori

2019-01-27: 2019_Niigata_expert_games(Japan)

UMEZAWA Yoshinori	54-10	KOBAYASHI Kano
TAKIZAWA Masaki	34-30	UMEZAWA Yoshinori
AIHARA Shigeaki	49-15	UMEZAWA Yoshinori
UMEZAWA Yoshinori	61-03	IWASAKA Ryuji
UMEZAWA Yoshinori	36-28	KOBAYASHI Syunjiro

2018-12-09: 75_Niigata_conference(Japan)

UMEZAWA Yoshinori	38-26	OBARA Hiroto
UMEZAWA Yoshinori	34-30	KANDA Yoshihiro
KOBAYASHI Kano	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	IWASAKA Ryuji
NAGASAKI Hidekazu	52-12	UMEZAWA Yoshinori

2018-10-21: 47_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	won against	NAGAO Hiroto
UMEZAWA Yoshinori	44-20	KOBAYASHI Syunjiro
NAGASAKI Hidekazu	57-07	UMEZAWA Yoshinori
TAKIZAWA Masaki	37-27	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	ISHIZAWA Manaka

2018-09-17: Star_camp_2018(Japan)

YOSHIDA Taisaku	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	YOKOSAWA Haruko
WADA Masaki	46-18	UMEZAWA Yoshinori
UMEZAWA Yoshinori	49-15	IZUMI Shinya
UMEZAWA Yoshinori	33-31	OSHIMIZU Takanori
MIURA Toshie	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	62-02	WADA Chiaki

2018-08-19: 34_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	34-30	FURUTA Utai
SATO Hisakazu	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	KOBAYASHI Kano
UMEZAWA Yoshinori	41-23	AIHARA Shigeaki
UMEZAWA Yoshinori	41-23	KOBAYASHI Manabu
NAGASAKI Hidekazu	39-25	UMEZAWA Yoshinori

2018-07-15: 46_All_Japan_open_championship(Japan)

FUKUNAGA Kohachi	won against	UMEZAWA Yoshinori
SUEKUNI Makoto	won against	UMEZAWA Yoshinori
SATANI Tetsu	won against	UMEZAWA Yoshinori
HISAMATSU Miu	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KURODA Ichi
ONO Atsushi	won against	UMEZAWA Yoshinori

2018-06-17: 46_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	63-01	WATANABE Tadayuki
UMEZAWA Yoshinori	48-16	KOBAYASHI Kano
UMEZAWA Yoshinori	48-16	NAGASAKI Hidekazu
TAKIZAWA Masaki	39-25	UMEZAWA Yoshinori
NAGAO Hiroto	41-23	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	OBARA Hiroto

2018-04-08: 74_Niigata_conference(Japan)

UMEZAWA Yoshinori	44-20	TAKIZAWA Masaki
NAGAO Hiroto	38-26	UMEZAWA Yoshinori
AIHARA Shigeaki	47-17	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	ETO Eiko
OBARA Hiroto	35-29	UMEZAWA Yoshinori

2018-03-18: 39_Meijin(Japan)

UMEZAWA Yoshinori	won against	HARA Sousuke
UMEZAWA Yoshinori	won against	NODA Bintatsu
KIYONOBU Kenta	won against	UMEZAWA Yoshinori
FUKUNAGA Kohachi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NISHIMURA Akihiro
TAGUCHI Mika	won against	UMEZAWA Yoshinori
SATO Yutaka	won against	UMEZAWA Yoshinori

2018-01-28: 2018_Niigata_expert_games(Japan)

TAKIZAWA Masaki	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	50-14	AIHARA Shigeaki
NAGASAKI Hidekazu	52-12	UMEZAWA Yoshinori
UMEZAWA Yoshinori	55-09	TAKAHASHI Kentaro

2017-10-08: Star_camp_2017(Japan)

IWASAKA Ryuji	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	ETO Riichi
TAKIZAWA Masaki	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	NAGAO Hiroto
NAGASAKI Hidekazu	44-20	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	OBARA Hiroto
UMEZAWA Yoshinori	45-19	KOBAYASHI Kano

2017-08-20: 32_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	56-08	AOKI Ryousuke
UMEZAWA Yoshinori	42-22	KANDA Yoshihiro
NAGASAKI Hidekazu	44-20	UMEZAWA Yoshinori
NAGAO Hiroto	41-23	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	IWASAKA Ryuji
UMEZAWA Yoshinori	39-25	KOBAYASHI Syunjiro

2017-07-16: 45_All_Japan_championship(Japan)

TAKAHASHI Akihiro	won against	UMEZAWA Yoshinori
HAYASUGI Yu	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SHIMO Takuya
UMEZAWA Yoshinori	won against	MIURA Toshie
UMEZAWA Yoshinori	won against	TANAKA Atsushi
KURODA Takuji	won against	UMEZAWA Yoshinori

2017-06-18: 45_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	43-21	UMEZAWA Shiho
UMEZAWA Yoshinori	63-01	MATSUHASHI Satoi
NAGAO Hiroto	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	38-26	OBARA Hiroto
TAKIZAWA Masaki	50-14	UMEZAWA Yoshinori
UMEZAWA Yoshinori	48-16	SAKUMA Tomonobu

2017-04-09: 72_Niigata_conf(Japan)

UMEZAWA Yoshinori	39-25	KOBAYASHI Kano
UMEZAWA Yoshinori	64-00	HASEGAWA Kazuko
TAKIZAWA Masaki	51-13	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	KANDA Yoshihiro
UMEZAWA Yoshinori	36-28	SATO Hisakazu

2017-03-19: 38_Meijin(Japan)

OHMORI Keita	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KOBAYASHI Kano
UMEZAWA Yoshinori	won against	FUNATSU Asuka
UMEZAWA Yoshinori	won against	KUDOU Yuusei
KANOU Eishi	won against	UMEZAWA Yoshinori
NODA Bintatsu	won against	UMEZAWA Yoshinori
NAGAO Hiroto	won against	UMEZAWA Yoshinori

2017-02-19: 31_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	46-18	KANDA Yoshihiro
UMEZAWA Yoshinori	won against	KOBAYASHI Manabu
NAGASAKI Hidekazu	42-22	UMEZAWA Yoshinori
UMEZAWA Yoshinori	45-19	NAGAO Hiroto
UMEZAWA Yoshinori	37-27	KOBAYASHI Syunjiro
AIHARA Shigeaki	33-31	UMEZAWA Yoshinori

2017-01-22: 2017_Niigata_expert_games(Japan)

AIHARA Shigeaki	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	41-23	OBARA Hiroto
UMEZAWA Yoshinori	47-17	HANAZATO Michio
KANDA Yoshihiro	50-14	UMEZAWA Yoshinori
KOBAYASHI Syunjiro	34-30	UMEZAWA Yoshinori

2016-12-11: 71_Niigata_conference(Japan)

UMEZAWA Yoshinori	45-19	TAKIZAWA Masaki
UMEZAWA Yoshinori	52-12	SATO Hisakazu
UMEZAWA Yoshinori	46-18	UMEZAWA Shiho
UMEZAWA Yoshinori	43-21	KOBAYASHI Manabu
UMEZAWA Yoshinori	38-26	NAGAO Hiroto

2016-09-24: Star_camp_2016(Japan)

UMEZAWA Yoshinori	40-24	NARA Souma
UMEZAWA Yoshinori	36-28	KANDA Yoshihiro
NAGAO Hiroto	36-28	UMEZAWA Yoshinori
TAKIZAWA Masaki	40-24	UMEZAWA Yoshinori
UMEZAWA Yoshinori	34-30	OBARA Hiroto
UMEZAWA Yoshinori	52-12	WADA Masaki

2016-08-21: 30_Sea_of_Japan_open(Japan)

ABE Yura	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	TANABE Michiyo
UMEZAWA Yoshinori	64-00	IWASAKA Ryuji
UMEZAWA Yoshinori	44-20	KOBAYASHI Manabu
UMEZAWA Yoshinori	33-31	SATO Hisakazu
NAGASAKI Hidekazu	42-22	UMEZAWA Yoshinori

2016-07-17: 44_All_Japan_championship(Japan)

ISHIKAWA Akira	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SAWADA Takehiko
UMEZAWA Yoshinori	won against	OKABAYASHI Noguchi
UMEZAWA Yoshinori	won against	SAKAGUCHI Kazuhiro
URUSHIHARA Kazuhiro	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	OKAMURA Hiroaki

2016-06-19: 44_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	33-31	TAKIZAWA Masaki
UMEZAWA Yoshinori	44-20	INUBUSHI Kouki
UMEZAWA Yoshinori	won against	NAGAO Hiroto
NAGASAKI Hidekazu	48-16	UMEZAWA Yoshinori
UMEZAWA Yoshinori	52-12	AIHARA Shigeaki
ABE Yura	40-24	UMEZAWA Yoshinori

2016-04-03: 70_Niigata_conference(Japan)

ABE Yura	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	49-15	TANABE Tomoki
OBARA Hiroto	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	45-19	KOBAYASHI Manabu
UMEZAWA Yoshinori	40-24	AIHARA Shigeaki

2016-03-20: 37_Meijin(Japan)

SHIMAMURA Yoshihide	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KATO Teru
UMEZAWA Yoshinori	won against	MIYAZAKI Yuji
KANOU Eishi	won against	UMEZAWA Yoshinori
YAMAMOTO Takashi	won against	UMEZAWA Yoshinori
TSUKAMOTO Kazuma	won against	UMEZAWA Yoshinori
YOSHIYUKI Suganuma	won against	UMEZAWA Yoshinori

2016-02-21: 29_Sea_of_Japan_open(Japan)

SATO Hisakazu	50-14	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	FUKUCHI Katsunori
UMEZAWA Yoshinori	59-05	KOBAYASHI Yutsuka
UMEZAWA Yoshinori	33-31	AIHARA Shigeaki
UMEZAWA Yoshinori	36-28	TAKIZAWA Masaki
UMEZAWA Yoshinori	35-29	NAGASAKI Hidekazu
TAKIZAWA Masaki	35-29	UMEZAWA Yoshinori

2016-01-24: 2016_Niigata_expert_games(Japan)

UMEZAWA Yoshinori	64-00	ETO Riichi
UMEZAWA Yoshinori	39-25	TAKIZAWA Masaki
UMEZAWA Yoshinori	46-18	NAGAO Hiroto
UMEZAWA Yoshinori	37-27	ABE Yura
NAGASAKI Hidekazu	49-15	UMEZAWA Yoshinori

2015-12-13: 69_Niigata_conference(Japan)

TANABE Tomoki	33-31	UMEZAWA Yoshinori
OGUROSAWA Shu	44-20	UMEZAWA Yoshinori
UMEZAWA Yoshinori	56-08	IWASAKA Ryuji
UMEZAWA Yoshinori	42-22	AIHARA Shigeaki
UMEZAWA Yoshinori	42-22	KOBAYASHI Manabu

2015-10-11: Star_camp_2015(Japan)

UMEZAWA Yoshinori	36-28	YOSHIDA Taisaku
SAITO Kenta	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	OSHIMIZU Takanori
UMEZAWA Yoshinori	33-31	IIJIMA Takamune
UMEZAWA Yoshinori	46-18	WADA Chiaki
TAKAHASHI Ya	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	38-26	YASUJIMA Yuji

2015-09-06: 10_Ouza_sen(Japan)

ASAHINA Satoshi	37-27	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	TOMINAGA Kenta
SATO Hisakazu	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	NAGAO Hiroto
FUNATSU Asuka	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	46-18	ISHIKAWA Akira

2015-08-23: 28_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	60-04	UMEZAWA Riho
AIHARA Shigeaki	36-28	UMEZAWA Yoshinori
TAKANASHI Yusuke	47-17	UMEZAWA Yoshinori
NAGAO Hiroto	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	60-04	KOBAYASHI Manabu
UMEZAWA Yoshinori	52-12	KOBAYASHI Syunjiro

2015-07-19: 43_All_Japan_open_championship(Japan)

KURIHARA Aru	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	ENOMOTO Hiroyuki
UMEZAWA Yoshinori	won against	NAGANO Yasushi
UMEZAWA Yoshinori	won against	SAITO Kenta
UMEZAWA Yoshinori	won against	FUKUCHI Keisuke
MITSUYA Nobuaki	won against	UMEZAWA Yoshinori

2015-06-14: 43_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	50-14	NAGAO Hiroto
TAKIZAWA Masaki	41-23	UMEZAWA Yoshinori
NAGASAKI Hidekazu	41-23	UMEZAWA Yoshinori
UMEZAWA Yoshinori	40-24	IWASAKA Ryuji
UMEZAWA Yoshinori	53-11	UMEZAWA Shiho
UMEZAWA Yoshinori	40-24	AIHARA Shigeaki

2015-04-05: 68_Niigata_conference(Japan)

UMEZAWA Yoshinori	64-00	SHIMIZU Akiko
UMEZAWA Yoshinori	43-21	KANDA Yoshihiro
NAGASAKI Hidekazu	45-19	UMEZAWA Yoshinori
NAGAO Hiroto	48-16	UMEZAWA Yoshinori
UMEZAWA Yoshinori	45-19	SATO Hisakazu

2015-03-22: 36_Meijin(Japan)

YOSHIDA Shigenobu	won against	UMEZAWA Yoshinori
SATO Yutaka	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	OHTSUBO Masayuki
UMEZAWA Yoshinori	won against	SUGASE Takahiro
HAGA Kazutoshi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	UNO Toshihiro
KAMEMOTO Osamu	won against	UMEZAWA Yoshinori

2015-02-15: 27_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	33-31	TAKIZAWA Masaki
UMEZAWA Yoshinori	32-32	TAKANASHI Yusuke
KAMIKURA Daisuke	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	FURUTA Utai
NAGASAKI Hidekazu	41-23	UMEZAWA Yoshinori
SATO Hisakazu	35-29	UMEZAWA Yoshinori

2015-02-15: 27_Sea_of_Japan(Japan)

UMEZAWA Yoshinori	33-31	TAKIZAWA Masaki
UMEZAWA Yoshinori	32-32	TAKANASHI Yusuke
KAMIKURA Daisuke	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	FURUTA Utai
NAGASAKI Hidekazu	41-23	UMEZAWA Yoshinori
SATO Hisakazu	35-29	UMEZAWA Yoshinori

2015-01-31: 2015_Niigata_expert_games(Japan)

UMEZAWA Yoshinori	43-21	MAHO Makoto
TAKIZAWA Masaki	41-23	UMEZAWA Yoshinori
OBARA Hiroto	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	KOBAYASHI Kano
NAGASAKI Hidekazu	47-17	UMEZAWA Yoshinori

2014-12-14: 67_Niigata_conference(Japan)

UMEZAWA Yoshinori	50-14	OSHIMA Rino
UMEZAWA Yoshinori	40-24	NAGAO Hiroto
ASAHINA Satoshi	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	52-12	SATO Hisakazu
KOBAYASHI Syunjiro	52-12	UMEZAWA Yoshinori

2014-11-23: Tohoku_open_2014(Japan)

UMEZAWA Yoshinori	35-29	KANDA Yoshihiro
UMEZAWA Yoshinori	42-22	ONODERA Katsuyoshi
KAMIKURA Daisuke	34-30	UMEZAWA Yoshinori
AKAGI Tachiro	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	YAMAKAWA Takashi
UMEZAWA Yoshinori	33-31	OHTAKE Kosuke

2014-09-14: 2014_Star_Camp(Japan)

UMEZAWA Yoshinori	35-29	YASUJIMA Yuji
UMEZAWA Yoshinori	45-19	KOSE Akira
UMEZAWA Yoshinori	35-29	MIURA Toshie
AKAGI Tachiro	43-21	UMEZAWA Yoshinori
SATO Hisakazu	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	IIJIMA Takamune
UMEZAWA Yoshinori	43-21	OGUROSAWA Shu

2014-08-24: 26_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	49-15	OHTAKE Kosuke
UMEZAWA Yoshinori	38-26	OBARA Hiroto
SUEKUNI Makoto	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	SASAKI Sadayuki
NAGASAKI Hidekazu	53-11	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	SATO Hisakazu

2014-07-13: 42_All_Japan_open_championship(Japan)

UMEZAWA Yoshinori	won against	TODA Tomoya
SUEKUNI Makoto	won against	UMEZAWA Yoshinori
KOMAGATA Masayuki	won against	UMEZAWA Yoshinori
TSUKAMOTO Kazuma	won against	UMEZAWA Yoshinori
KITAJIMA Hideki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	ABE Yura

2014-06-15: 42_All_Japan_Niigata_prelim(Japan)

TAKIZAWA Masaki	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	57-07	IWASAKA Ryuji
NAGAO Hiroto	47-17	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	UMEZAWA Shiho
UMEZAWA Yoshinori	63-01	OBARA Hiroto
UMEZAWA Yoshinori	36-28	KANDA Yoshihiro

2014-04-06: 66_Niigata_conference(Japan)

UMEZAWA Yoshinori	49-15	IWASAKA Ryuji
UMEZAWA Yoshinori	37-27	KANDA Yoshihiro
AIHARA Shigeaki	36-28	UMEZAWA Yoshinori
NAGAO Hiroto	37-27	UMEZAWA Yoshinori
UMEZAWA Yoshinori	34-30	KOBAYASHI Manabu

2014-02-16: 25_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	41-23	KANDA Yoshihiro
UMEZAWA Yoshinori	44-20	KOBAYASHI Syunjiro
YAMAKAWA Takashi	37-27	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	AIHARA Shigeaki
SASAKI Sadayuki	33-31	UMEZAWA Yoshinori
SATO Hisakazu	40-24	UMEZAWA Yoshinori

2014-01-26: 2014_Niigata_expert_games(Japan)

UMEZAWA Yoshinori	61-03	IWASAKA Ryuji
UMEZAWA Yoshinori	37-27	KANDA Yoshihiro
TAKIZAWA Masaki	50-14	UMEZAWA Yoshinori
UMEZAWA Yoshinori	49-15	HORIUCHI Keiko
UMEZAWA Yoshinori	37-27	NAGASAKI Hidekazu

2013-11-03: StarCamp_2013(Japan)

UMEZAWA Yoshinori	36-28	SUGAWARA Misa
SATO Hisakazu	33-31	UMEZAWA Yoshinori
YOSHIDA Taisaku	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	32-32	HORIUCHI Keiko
UMEZAWA Yoshinori	39-25	YASUJIMA Yuji
IIJIMA Takamune	34-30	UMEZAWA Yoshinori
OSHIMIZU Takanori	34-30	UMEZAWA Yoshinori

2013-08-18: 24_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	40-24	SATO Hisakazu
UMEZAWA Yoshinori	33-31	NAGAO Hiroto
UMEZAWA Yoshinori	56-08	KOBAYASHI Syunjiro
KURITA Seiya	64-00	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	TAKIZAWA Masaki
TAKANASHI Yusuke	33-31	UMEZAWA Yoshinori

2013-07-14: 41_All_Japan_championship(Japan)

SATANI Tetsu	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	TATEISHI Seishirou
YOSHIYUKI Suganuma	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NOZAKI Jyunetsu
ASAHINA Satoshi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SATO Masuo

2013-06-16: 41_All_Japan_Niigata_prelim(Japan)

AIHARA Shigeaki	50-14	UMEZAWA Yoshinori
SASAKI Sadayuki	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	UMEZAWA Shiho
UMEZAWA Yoshinori	43-21	KANDA Yoshihiro
NAGAO Hiroto	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	UMEZAWA Riho

2013-04-07: 64_Niigata_conference(Japan)

TAKIZAWA Masaki	50-14	UMEZAWA Yoshinori
UMEZAWA Yoshinori	54-10	YAMAMOTO Amane
UMEZAWA Yoshinori	46-18	HANAZATO Michio
NAGAO Hiroto	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	41-23	SATO Hisakazu

2013-02-17: 23_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	42-22	HORIUCHI Keiko
TAKIZAWA Masaki	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	AIHARA Shigeaki
UMEZAWA Yoshinori	41-23	KOBAYASHI Syunjiro
UMEZAWA Yoshinori	44-20	SATO Hisakazu
UMEZAWA Yoshinori	36-28	TAYAMA Tsubasa
TAKIZAWA Masaki	58-06	UMEZAWA Yoshinori

2013-01-20: 2013_Niigata_expert_games(Japan)

TAKIZAWA Masaki	51-13	UMEZAWA Yoshinori
KANDA Yoshihiro	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	48-16	KOBAYASHI Syunjiro
AIHARA Shigeaki	33-31	UMEZAWA Yoshinori

2012-12-09: 63_Niigata_conf(Japan)

UMEZAWA Yoshinori	37-27	AIHARA Shigeaki
TAKIZAWA Masaki	51-13	UMEZAWA Yoshinori
UMEZAWA Yoshinori	62-02	KUROGI Natsume
UMEZAWA Yoshinori	60-04	MARUYAMA Aki
KANDA Yoshihiro	44-20	UMEZAWA Yoshinori

2012-11-24: StarCamp_2012(Japan)

KANDA Yoshihiro	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	43-21	WATANABE Keiichi
UMEZAWA Yoshinori	38-26	YOSHIDA Taisaku
UMEZAWA Yoshinori	60-04	HANAZATO Michio
OSHIMIZU Takanori	36-28	UMEZAWA Yoshinori
SATO Hisakazu	36-28	UMEZAWA Yoshinori

2012-11-11: OWC2013_qualification(Japan)

UMEZAWA Yoshinori	won against	SHINOHARA Chiaki
UMEZAWA Yoshinori	won against	OKAMOTO Junya
UMEZAWA Yoshinori	won against	YAMAKAWA Takashi
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
MATSUMOTO Hiroshi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SHIRAI Ukyo

2012-09-16: Tokuhu_open_2012_B(Japan)

KINOSHITA Tsutomu	39-25	UMEZAWA Yoshinori
SAITO Kenta	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	40-24	GOTO Yukari
UMEZAWA Yoshinori	35-29	SATO Reiji
UMEZAWA Yoshinori	35-29	KANOMATA Kikuchi

2012-09-02: 7_Ouza_sen(Japan)

UMEZAWA Yoshinori	53-11	OKADA Kantha
UMEZAWA Yoshinori	35-29	IZUMI Takashi
UMEZAWA Yoshinori	45-19	MURAKAMI Takeshi
SUEKUNI Makoto	43-21	UMEZAWA Yoshinori
UMEZAWA Yoshinori	46-18	NODA Bintatsu
KANOU Eishi	36-28	UMEZAWA Yoshinori

2012-08-19: 22_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	37-27	NAKAMURA Keiko
UMEZAWA Yoshinori	43-21	KAMIKURA Daisuke
AIHARA Shigeaki	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	49-15	NAGASHIMA Kazuhito
TSUCHIYA Ryosuke	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	52-12	NAGAO Hiroto
TSUCHIYA Ryosuke	36-28	UMEZAWA Yoshinori

2012-06-17: 40_All_Japan_Niigata_prelim(Japan)

UMEZAWA Yoshinori	38-26	TAKIZAWA Masaki
UMEZAWA Yoshinori	60-04	IWASAKA Ryuji
NAGAO Hiroto	44-20	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	HAMADA Kengo
UMEZAWA Yoshinori	36-28	SASAKI Sadayuki
UMEZAWA Yoshinori	40-24	HORIUCHI Keiko

2012-04-08: 62_Niigata_conf(Japan)

UMEZAWA Yoshinori	49-15	AIHARA Shigeaki
TAKIZAWA Masaki	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	34-30	KOBAYASHI Syunjiro
UMEZAWA Yoshinori	46-18	HARII Mitsu
NAGAO Hiroto	38-26	UMEZAWA Yoshinori

2012-03-04: Meijin_groupA(Japan)

UMEZAWA Yoshinori	61-03	SHINOHARA Chiaki
NUNOME Naoya	58-06	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	NAGASHIMA Kazuhito
NAKAMORI Hiroki	42-22	UMEZAWA Yoshinori
UMEZAWA Yoshinori	55-09	SHINOHARA Jun
KOH Bo Chao Alex	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	49-15	TATEISHI Katsuhiro

2012-02-19: 21_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	49-15	HORIUCHI Keiko
OHMORI Keita	won against	UMEZAWA Yoshinori
NAGAO Hiroto	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	TAKIZAWA Masaki
UMEZAWA Yoshinori	34-30	SATO Hisakazu
UMEZAWA Yoshinori	39-25	AIHARA Shigeaki

2012-01-28: 2012_Niigata_expert_game(Japan)

AIHARA Shigeaki	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	41-23	HANAZATO Michio
SASAKI Sadayuki	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	51-13	KANDA Yoshihiro

2011-12-11: 61_Niigata_conference(Japan)

ASAHINA Satoshi	39-25	UMEZAWA Yoshinori
NAGAO Hiroto	42-22	UMEZAWA Yoshinori
GOTO Masahiro	47-17	UMEZAWA Yoshinori
TAKIZAWA Masaki	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	40-24	KOBAYASHI Manabu

2011-10-15: 10_anti-resistance_game(Japan)

UMEZAWA Yoshinori	64-00	SHIBASAKI Lily
UMEZAWA Yoshinori	55-09	HORIUCHI Keiko
UMEZAWA Yoshinori	34-30	WAKIMOTO Naoyuki
GOTO Masahiro	41-23	UMEZAWA Yoshinori
OKABAYASHI Noguchi	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	38-26	OKABAYASHI Noguchi

2011-10-09: StarCamp_2011(Japan)

UMEZAWA Yoshinori	40-24	YOSHIDA Taisaku
UMEZAWA Yoshinori	41-23	SATO Hisakazu
TAKIZAWA Masaki	46-18	UMEZAWA Yoshinori
AIHARA Shigeaki	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	KANDA Yoshihiro

2011-08-28: 6_Ouza_sen(Japan)

UMEZAWA Yoshinori	46-18	KAMEDA Ryota
UMEZAWA Yoshinori	33-31	NAGASHIMA Kazuhito
SATO Reiko	41-23	UMEZAWA Yoshinori
UMEZAWA Yoshinori	40-24	SHINOHARA Jun
TAKANASHI Yusuke	46-18	UMEZAWA Yoshinori
NAGASAKI Hidekazu	37-27	UMEZAWA Yoshinori
OHMORI Keita	45-19	UMEZAWA Yoshinori

2011-08-21: 20_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	58-06	IWASAKA Ryuji
UMEZAWA Yoshinori	46-18	KAWAKAMI Takahashi
UMEZAWA Yoshinori	41-23	KANDA Yoshihiro
TAKIZAWA Masaki	54-10	UMEZAWA Yoshinori
NAGAO Hiroto	41-23	UMEZAWA Yoshinori
UMEZAWA Yoshinori	50-14	IGARASHI Toshiyuki

2011-06-19: 39_Japan_champ_Niigata_prelim(Japan)

UMEZAWA Yoshinori	43-21	OIKAWA Shinichi
UMEZAWA Yoshinori	58-06	IWASAKA Ryuji
UMEZAWA Yoshinori	44-20	SASAKI Sadayuki
AIHARA Shigeaki	58-06	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
UMEZAWA Yoshinori	35-29	WATANABE Keiichi

2011-05-29: 32_Meijin(Japan)

UMEZAWA Yoshinori	won against	OKAMOTO Kazuki
UMEZAWA Yoshinori	won against	SHIMONOSONO Kozo
UMEZAWA Yoshinori	won against	ASOU Daisuke
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	ISHIKAWA Akira
UMEZAWA Yoshinori	won against	TOMOTA Yusuke
UMEZAWA Yoshinori	won against	SASAKI Sohei

2011-04-10: 60_Niigata_conference(Japan)

SASAKI Sadayuki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	54-10	KOBAYASHI Manabu
UMEZAWA Yoshinori	38-26	OHTAKE Kosuke
TAKIZAWA Masaki	33-31	UMEZAWA Yoshinori
NAGAO Hiroto	33-31	UMEZAWA Yoshinori

2011-02-20: 19_Sea_of_Japan_open(Japan)

NAGAO Hiroto	38-26	UMEZAWA Yoshinori
SASAKI Sadayuki	42-22	UMEZAWA Yoshinori
UMEZAWA Yoshinori	58-06	HORIUCHI Keiko
TAKIZAWA Masaki	46-18	UMEZAWA Yoshinori
AIHARA Shigeaki	44-20	UMEZAWA Yoshinori

2011-01-23: Niigata_expert_games(Japan)

UMEZAWA Yoshinori	38-26	AIHARA Shigeaki
UMEZAWA Yoshinori	41-23	ASAHINA Satoshi
UMEZAWA Yoshinori	38-26	HARII Mitsu
UMEZAWA Yoshinori	50-14	KANDA Yoshihiro
SASAKI Sadayuki	42-22	UMEZAWA Yoshinori

2010-12-12: 59_Niigata_conference(Japan)

TAKIZAWA Masaki	39-25	UMEZAWA Yoshinori
UMEZAWA Yoshinori	45-19	AIHARA Shigeaki
UMEZAWA Yoshinori	50-14	HARII Mitsu
SASAKI Sadayuki	55-09	UMEZAWA Yoshinori
UMEZAWA Yoshinori	38-26	KANDA Yoshihiro

2010-10-17: 3_Royal_road_Ranhu(Japan)

TAKIZAWA Masaki	35-29	UMEZAWA Yoshinori
KOBAYASHI Manabu	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	43-21	SASAKI Sadayuki
KANDA Yoshihiro	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	HORIUCHI Keiko
UMEZAWA Yoshinori	35-29	KUDOU Keita
UMEZAWA Yoshinori	35-29	HARII Mitsu

2010-10-11: NorthEast_Niigata_games_2010(Japan)

UMEZAWA Yoshinori	45-18	NUNOME Naoya
UMEZAWA Yoshinori	37-27	KODAMA Satoshi
UMEZAWA Yoshinori	35-29	YASUJIMA Yuji
OSHIMIZU Takanori	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	41-23	YAMAMOTO Noriaki
UMEZAWA Yoshinori	34-30	SASAKI Keisuke
UMEZAWA Yoshinori	40-24	YOSHIDA Taisaku

2010-09-25: 9_area_resistance(Japan)

KASHIWAGI Mitsuyoshi	40-24	UMEZAWA Yoshinori
UMEZAWA Yoshinori	35-29	YAMAMOTO Kunihiro
UMEZAWA Yoshinori	42-22	FUNATSU Asuka
UMEZAWA Yoshinori	34-30	HASEGAWA Akira
UMEZAWA Yoshinori	34-30	SAITO Aya
WATAHIKI Kenta	38-26	UMEZAWA Yoshinori

2010-08-29: 5_Ouza_sen(Japan)

UMEZAWA Yoshinori	39-25	TATEISHI Katsuhiro
KANEDA Shigeru	44-20	UMEZAWA Yoshinori
KOMAGATA Masayuki	36-28	UMEZAWA Yoshinori
KURODA Takuji	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	SHINOHARA Ryo
NARIYA Makoto	33-31	UMEZAWA Yoshinori
SATANI Tetsu	44-20	UMEZAWA Yoshinori

2010-08-22: 18_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	47-17	HARII Mitsu
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
TAKIZAWA Masaki	43-21	UMEZAWA Yoshinori
ASAHINA Satoshi	51-13	UMEZAWA Yoshinori
AIHARA Shigeaki	36-28	UMEZAWA Yoshinori

2010-06-13: 38_Japan_Champ_Niigata_prelim(Japan)

KANDA Yoshihiro	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	52-12	TAKAI Akira
UMEZAWA Yoshinori	47-17	HORIUCHI Keiko
UMEZAWA Yoshinori	57-07	WATANABE Noboru
WAKAYAMA Yusuke	39-25	UMEZAWA Yoshinori
SASAKI Sadayuki	43-21	UMEZAWA Yoshinori

2010-04-11: 58_Niigata_conf(Japan)

UMEZAWA Yoshinori	33-31	ASAHINA Satoshi
AIHARA Shigeaki	49-15	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	KANDA Yoshihiro
SASAKI Sadayuki	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	40-24	NAGAO Hiroto

2010-03-21: 31_Meijin(Japan)

UMEZAWA Yoshinori	64-00	MATSUMOTO Hiroyuki
UMEZAWA Yoshinori	64-00	IIJIMA Takamune
UMEZAWA Yoshinori	64-00	TAKIZAWA Nobuyuki
UMEZAWA Yoshinori	64-00	TAKIZAWA Masaki
AKASHI Tomone	64-00	UMEZAWA Yoshinori
NAKAMORI Chiaki	64-00	UMEZAWA Yoshinori

2010-02-14: 17_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	40-24	KOBAYASHI Manabu
UMEZAWA Yoshinori	50-14	SATO Hisakazu
TAKIZAWA Masaki	51-13	UMEZAWA Yoshinori
NAGAO Hiroto	33-31	UMEZAWA Yoshinori
ORIYA Yasuto	32-32	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	IWASAKA Ryuji

2010-01-24: 2010_Niigata_expert_game(Japan)

UMEZAWA Yoshinori	42-22	HARII Mitsu
ASAHINA Satoshi	43-21	UMEZAWA Yoshinori
UMEZAWA Yoshinori	41-23	KANDA Yoshihiro
AIHARA Shigeaki	33-31	UMEZAWA Yoshinori

2009-12-13: 57_Niigata_conference(Japan)

AIHARA Shigeaki	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	KANDA Yoshihiro
NAGAO Hiroto	43-21	UMEZAWA Yoshinori
UMEZAWA Yoshinori	47-17	KATO Masaya
UMEZAWA Yoshinori	37-27	SATOMI Satoshi

2009-10-18: 2_RRGP(Japan)

UMEZAWA Yoshinori	45-19	OKAMOTO Shinya
ASAHINA Satoshi	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	KANDA Yoshihiro
TAMAKI Kyotaro	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	43-21	YAMADA Takeo
UMEZAWA Yoshinori	32-32	NAGAO Hiroto
MIYAZAKI Yuji	33-31	UMEZAWA Yoshinori

2009-10-11: Sutakiyanhu_open(Japan)

UMEZAWA Yoshinori	46-18	HORIUCHI Keiko
UMEZAWA Yoshinori	44-20	KOSE Akira
KODAMA Satoshi	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	NUNOME Naoya
UMEZAWA Yoshinori	36-28	SATO Hisakazu
YASUJIMA Yuji	37-27	UMEZAWA Yoshinori

2009-09-22: 8_area_open(Japan)

TAKEISHI Takuya	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	TANAKA Shuntaro
SUZUKI Yuta	36-28	UMEZAWA Yoshinori
SAWAKI Yusuke	40-24	UMEZAWA Yoshinori
UMEZAWA Yoshinori	34-30	KOIDE Satoshi
UMEZAWA Yoshinori	37-27	MUKAI Daisuke

2009-09-06: 4_Ouza_sen(Japan)

UMEZAWA Yoshinori	39-25	FUNATSU Asuka
KANOU Yuki	35-29	UMEZAWA Yoshinori
NAKAJIMA Tetsuya	37-27	UMEZAWA Yoshinori
MIYAOKA Tamaki	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	SUGIYAMA Akemi
UMEZAWA Yoshinori	35-29	YAMANAKA Mami
UMEZAWA Yoshinori	38-26	TAKENOBU Kosuke

2009-08-30: 16_Sea_of_Japan_open(Japan)

ASAHINA Satoshi	40-24	UMEZAWA Yoshinori
UMEZAWA Yoshinori	34-30	SASAKI Sadayuki
UMEZAWA Yoshinori	64-00	HARII Mitsu
UMEZAWA Yoshinori	37-27	TATSUMI-IIJIMA Yukiko
UMEZAWA Yoshinori	55-09	AIHARA Shigeaki
NAGAO Hiroto	35-29	UMEZAWA Yoshinori

2009-07-19: 37_Japan_Champ(Japan)

UMEZAWA Yoshinori	won against	TAKIZAWA Nobuyuki
NAKAJIMA Tetsuya	won against	UMEZAWA Yoshinori
TAKANASHI Yusuke	won against	UMEZAWA Yoshinori
KAMEDA Ryota	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	FURUMOTO Yuki
UMEZAWA Yoshinori	won against	SUZUKI Yuta

2009-06-14: 37_Japan_Champ_Niigata_prelim(Japan)

UMEZAWA Yoshinori	45-19	HARII Mitsu
UMEZAWA Yoshinori	60-04	SATO Yui
UMEZAWA Yoshinori	36-28	ASAHINA Satoshi
SASAKI Sadayuki	38-26	UMEZAWA Yoshinori
UMEZAWA Yoshinori	37-27	KANDA Yoshihiro
UMEZAWA Yoshinori	51-13	KOBAYASHI Syunjiro

2009-04-12: 56_Niigata_Open(Japan)

TAKIZAWA Masaki	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	ASAHINA Satoshi
SATO Hisakazu	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	47-17	IWASAKA Ryuji
NAGAO Hiroto	40-24	UMEZAWA Yoshinori

2009-03-29: Hausuohu_Open(Japan)

UMEZAWA Yoshinori	33-31	KURACHI Takayuki
TOSAKA Hideki	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	TANAKA Satoshi
UMEZAWA Yoshinori	33-31	SAWAKI Yusuke
AIHARA Shigeaki	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	KOBAYASHI Syunjiro

2009-03-28: 30_Meijin_prelim(Japan)

MATSUYA Shinpei	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	33-31	OHUCHI Syou
UMEZAWA Yoshinori	33-31	KURACHI Takayuki
GOTO Masahiro	33-31	UMEZAWA Yoshinori
NARIYA Makoto	33-31	UMEZAWA Yoshinori
MORI Takahiro	33-31	UMEZAWA Yoshinori

2009-02-15: 15_Sea_of_Japan_open_A(Japan)

UMEZAWA Yoshinori	37-27	KOBAYASHI Manabu
KANDA Yoshihiro	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	45-19	SASAKI Sadayuki
TAKIZAWA Masaki	43-21	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	IWASAKA Ryuji
NAGAO Hiroto	40-24	UMEZAWA Yoshinori

2009-01-25: 2009_Niigata_Expert(Japan)

KANDA Yoshihiro	33-31	UMEZAWA Yoshinori
UMEZAWA Yoshinori	39-25	HARII Mitsu
UMEZAWA Yoshinori	44-20	AIHARA Shigeaki
KOBAYASHI Nosei	36-28	UMEZAWA Yoshinori
ASAHINA Satoshi	41-23	UMEZAWA Yoshinori

2008-12-14: 55_Niigata_Open(Japan)

UMEZAWA Yoshinori	38-26	KOBAYASHI Manabu
YOSHIDA Yoshiaki	won against	UMEZAWA Yoshinori
KANDA Yoshihiro	58-06	UMEZAWA Yoshinori
UMEZAWA Yoshinori	44-20	MATSUZAWA Takashi
UMEZAWA Yoshinori	48-16	ASAHINA Satoshi

2008-11-03: 1_Royal_Road(Japan)

KANDA Yoshihiro	36-28	UMEZAWA Yoshinori
UMEZAWA Yoshinori	59-05	KOBAYASHI Manabu
OHMORI Keita	40-24	UMEZAWA Yoshinori
UMEZAWA Yoshinori	36-28	KOBAYASHI Nosei
SASAKI Sadayuki	57-07	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	FUKUCHI Katsunori
TAKIZAWA Masaki	44-20	UMEZAWA Yoshinori

2008-10-12: StarCamp_2008(Japan)

UMEZAWA Yoshinori	57-07	YOSHIDA Taisaku
UMEZAWA Yoshinori	35-29	SASAKI Keisuke
NUNOME Naoya	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	48-16	KOSE Akira
TAKIZAWA Masaki	37-27	UMEZAWA Yoshinori
UMEZAWA Yoshinori	40-24	ITO Satoshi
SAITO Kenta	36-28	UMEZAWA Yoshinori

2008-08-24: 3_Ouza_sen(Japan)

UMEZAWA Yoshinori	33-31	IMAI Daiki
UMEZAWA Yoshinori	35-29	URASHIMA Mei
TAKIZAWA Nobuyuki	32-32	UMEZAWA Yoshinori
OKAMOTO Junya	35-29	UMEZAWA Yoshinori
UMEZAWA Yoshinori	32-32	TAKANO-TSUJI Toshimi
UMEZAWA Yoshinori	45-19	KURACHI Takayuki
MURAKAMI Takeshi	34-30	UMEZAWA Yoshinori

2008-08-23: 8_Anti_Resistance_Game(Japan)

UMEZAWA Yoshinori	39-25	ESAKI Yutsuka
YAMAMOTO Kunihiro	34-30	UMEZAWA Yoshinori
UMEZAWA Yoshinori	47-17	OKUDA Tsuyoshi
FURUMOTO Yuki	34-30	UMEZAWA Yoshinori
NAKAMURA Yuya	39-25	UMEZAWA Yoshinori
OZAWA Kou	35-29	UMEZAWA Yoshinori

2008-08-03: 14_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	43-21	ORIYA Yasuto
UMEZAWA Yoshinori	36-28	KOBAYASHI Manabu
UMEZAWA Yoshinori	42-22	SHIROKI Hideyuki
TAKIZAWA Masaki	38-26	UMEZAWA Yoshinori
KOBAYASHI Nosei	41-23	UMEZAWA Yoshinori

2008-06-15: 2008 Niigata conference(Japan)

UMEZAWA Yoshinori	won against	NOCHI Hinobota
AIHARA Shigeaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
UMEZAWA Yoshinori	won against	HARII Mitsu
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
KOBAYASHI Nosei	lost to	UMEZAWA Yoshinori

2008-04-13: 54th Niiagata Othello conference(Japan)

UMEZAWA Yoshinori	won against	KATO Masaya
UMEZAWA Yoshinori	won against	KATO Hisahiro
NAGASAKI Hidekazu	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
AIHARA Shigeaki	won against	UMEZAWA Yoshinori

2008-02-17: 13_Sea_of_Japan_open(Japan)

UMEZAWA Yoshinori	won against	KATO Masaya
ASAHINA Satoshi	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SATAKE Yosuke
UMEZAWA Yoshinori	won against	KATO Hisahiro
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	GOTO Masahiro

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

UMEZAWA Yoshinori	won against	MATSUYA Shinpei
MATSUMOTO Hiroshi	won against	UMEZAWA Yoshinori
URA Satoru	won against	UMEZAWA Yoshinori
TAKENOBU Kosuke	won against	UMEZAWA Yoshinori
TAKEMORI Daisuke	won against	UMEZAWA Yoshinori
NAKAMORI Hiroki	won against	UMEZAWA Yoshinori

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

NODA Bintatsu	won against	UMEZAWA Yoshinori
YAMAGATA Naohiro	won against	UMEZAWA Yoshinori
MATSUZAKA Katsuhiko	won against	UMEZAWA Yoshinori
KAWAKAMI Yoshihiro	won against	UMEZAWA Yoshinori
TSUJI Shinji	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KIUCHI Hideyuki

2006-03-26: 27_Meijin(Japan)

TODA Tomoya	64-00	UMEZAWA Yoshinori
NAGAO Hiroto	64-00	UMEZAWA Yoshinori
SATO Koichiro	64-00	UMEZAWA Yoshinori
KATORI Michihiro	64-00	UMEZAWA Yoshinori
UMEZAWA Yoshinori	64-00	OBAMA Satomi
SHIMIZU Kouichi	64-00	UMEZAWA Yoshinori

2005-03-20: 26_Meijin(Japan)

UMEZAWA Yoshinori	46-18	TAKANO-TSUJI Toshimi
UMEZAWA Yoshinori	47-17	TAMAKI Kyotaro
UMEZAWA Yoshinori	49-15	KURODA Takuji
UMEZAWA Yoshinori	34-30	MURAKAMI Takeshi
SUEKUNI Makoto	56-08	UMEZAWA Yoshinori
KIMURA Keigo	45-19	UMEZAWA Yoshinori
UMEZAWA Yoshinori	52-12	IIDA Hiroshi

2003-12-10: Fukushima Star Camp(Japan)

UMEZAWA Yoshinori	won against	YOSHIDA Taisaku
UMEZAWA Yoshinori	won against	TANINO Takahashi
UMEZAWA Yoshinori	won against	YASUJIMA Yuji
UMEZAWA Yoshinori	won against	YASUDA Tadahiro
UMEZAWA Yoshinori	won against	ABE Takato
KANDA Yoshihiro	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SASAKI Sadayuki

2003-08-02: 31st All Japan(Japan)

AOKI Kazune	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	FUNASAKI Hiro
TOKUDA Naoya	won against	UMEZAWA Yoshinori

2002-09-08: 2_Sea_of_Japan_open (Japan)

UMEZAWA Yoshinori	won against	YAMAGISHI Hiroshi
KANDA Yoshihiro	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SHIMURA Toshiaki
UMEZAWA Yoshinori	won against	MATSUZAWA Takashi
UMEZAWA Yoshinori	won against	OKUNO Tomoji

2002-06-16: 30th All Japan Niigata Preliminaries(Japan)

UMEZAWA Yoshinori	won against	IWASAKA Ryuji
UMEZAWA Yoshinori	won against	OKUNO Tomoji
SUZUKI Nobuyuki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	WATANABE Noboru
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori

2002-03-03: 23rd Meijin(Japan)

ARAKI Yasuyuki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KINOSHITA Hisako
UMEZAWA Yoshinori	won against	KAMEMOTO Osamu
UMEZAWA Yoshinori	won against	HANDA Tatsuya
UMEZAWA Yoshinori	won against	TOKUMARU Go
KAWAGASHIRA Kuniharu	won against	UMEZAWA Yoshinori

2001-12-23: 41st Niigata Othello Conference(Japan)

UMEZAWA Yoshinori	won against	KUME Tomofumi
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	WATANABE Teruko
SASAKI Sadayuki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	OKUNO Tomoji

2001-08-05: 29th All Japan(Japan)

UMEZAWA Yoshinori	won against	MIYAZAKI Toru
HANEDA Masaki	won against	UMEZAWA Yoshinori
FUKUYAMA Hiroki	won against	UMEZAWA Yoshinori

2001-06-24: 29th All Japan Niigata Preliminaries(Japan)

UMEZAWA Yoshinori	won against	KOCHIRA Taisuke
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
UMEZAWA Yoshinori	won against	IWASAKA Ryuji
UMEZAWA Yoshinori	won against	OKUNO Tomoji

2001-03-11: 2001 Niigata Expert Game(Japan)

UMEZAWA Yoshinori	won against	SUZUKI Nobuyuki
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	OKUNO Tomoji
UMEZAWA Yoshinori	won against	SASAKI Sadayuki

2000-12-10: 39th Niigata Othello Conference(Japan)

UMEZAWA Yoshinori	won against	IWASAKA Ryuji
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SUZUKI Nobuyuki
UMEZAWA Yoshinori	won against	SASAKI Sadayuki
UMEZAWA Yoshinori	won against	OKUNO Tomoji

2000-07-30: 28th All Japan(Japan)

OKUDA Tsutomu	won against	UMEZAWA Yoshinori
TERADA Junya	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	MATSUI Takashi

2000-06-11: 28th All Japan Niigata Preliminaries(Japan)

UMEZAWA Yoshinori	won against	NAKAMURA Akio
UMEZAWA Yoshinori	won against	MATSUZAWA Takashi
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
UMEZAWA Yoshinori	won against	SASAKI Sadayuki
UMEZAWA Yoshinori	won against	SUZUKI Nobuyuki

2000-04-02: 38th Niigata Othello Conference(Japan)

UMEZAWA Yoshinori	won against	IGARASHI Nozomi
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	YAGI Yusuke
UMEZAWA Yoshinori	won against	KANDA Yoshihiro
UMEZAWA Yoshinori	won against	SUZUKI Nobuyuki

2000-02-06: 2000 Niigata Expert Game(Japan)

UMEZAWA Yoshinori	won against	SASAKI Sadayuki
UMEZAWA Yoshinori	won against	MATSUZAWA Takashi
UMEZAWA Yoshinori	won against	SUZUKI Nobuyuki
TAKIZAWA Masaki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	KANDA Yoshihiro

1999-12-23: 37th Niigata Othello Conference(Japan)

UMEZAWA Yoshinori	won against	OTA Masahumi
UMEZAWA Yoshinori	won against	ISHIZUKA Hisako
UMEZAWA Yoshinori	won against	MATSUZAWA Takashi
UMEZAWA Yoshinori	won against	TAKIZAWA Masaki
UMEZAWA Yoshinori	won against	SUZUKI Nobuyuki
SASAKI Sadayuki	won against	UMEZAWA Yoshinori

1999-07-25: 27th All Japan(Japan)

TEZUKA Hirohisa	won against	UMEZAWA Yoshinori
SATO Shinji	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	HARA Naoki

1998-07-27: 26th All Japan(Japan)

KAWATE Masayuki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	HASEGAWA Kazuto
UMEZAWA Yoshinori	won against	GOTO Masahiro

1998-03-29: 19th Meijin(Japan)

TAKIZAWA Nobuyuki

35-29

UMEZAWA Yoshinori

1997-07-27: 25th All Japan(Japan)

UMEZAWA Yoshinori	won against	KIUCHI Hideyuki
UMEZAWA Yoshinori	won against	FUKAMI Tomohiro
FUJISAWA Shunsuke	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	SUGAYA Akiyoshi
UMEZAWA Yoshinori	won against	SUZUKI Takahiro
UMEZAWA Yoshinori	won against	MATSUMOTO Hiroyuki
ROSE Brian	won against	UMEZAWA Yoshinori

1996-07-28: 24th All Japan(Japan)

UMEZAWA Yoshinori	won against	SANO Hirotaka
KOBAYASHI Shuji	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	TOMISAKI Takayuki

1995-07-30: 23rd All Japan(Japan)

FUKUI Seiji	won against	UMEZAWA Yoshinori
SUZUKI Akihito	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NAKAJIMA Tetsuya

1994-07-31: 22nd All Japan(Japan)

KOMAGATA Masayuki	won against	UMEZAWA Yoshinori
UMEZAWA Yoshinori	won against	NODA Bintatsu
UMEZAWA Yoshinori	won against	WATANABE Hideaki
UMEZAWA Yoshinori	won against	MAEDA Masahiro

1993-08-23: 21st All Japan(Japan)

UMEZAWA Yoshinori	won against	KITAJIMA Hideto
UMEZAWA Yoshinori	won against	KAMEMOTO Osamu
UMEZAWA Yoshinori	won against	ENOMOTO Hiroyuki
ARAKI Yasuyuki	won against	UMEZAWA Yoshinori

UMEZAWA Yoshinori (Japan)

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