Ratings

KOZUKA Katsuhiko (Japan)Japanese name(s): 小塚勝彦
100 tournaments
589 results
Rated 187 in Japan and 213 in Asia&Oceania&Africa and 246 in the World
Latest rating: 2060
2017-05-04: 47_Blue_Sky_conf(Japan)
KOZUKA Katsuhiko57-07OHMORI Keita
OHMORI Keita55-09KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30IWASAKI Masaaki
IWASAKI Masaaki44-20KOZUKA Katsuhiko
KOZUKA Katsuhiko36-28YUKA Takaaki
YUKA Takaaki52-12KOZUKA Katsuhiko
KOZUKA Katsuhiko56-08MUKAI Daisuke
MUKAI Daisuke47-17KOZUKA Katsuhiko
2016-05-14: 106_Chiyarenshi_open(Japan)
HISHIYAMA Yuichi33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko44-20NAMIKI Kazunari
KIYONOBU Kenta56-08KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24KANEKO Takahiro
KOZUKA Katsuhiko54-10TANIDA Kunihiko
NAKAJIMA Tetsuya50-14KOZUKA Katsuhiko
2016-03-20: 37_Meijin(Japan)
NARUMI Hisatoshiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstYOSHIYUKI Suganuma
MIURA Toshiewon againstKOZUKA Katsuhiko
YAMAMOTO Takashiwon againstKOZUKA Katsuhiko
KUNOU Masakadowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstOTSUKA Yu
KOZUKA Katsuhikowon againstLEE Chun Ae
2016-03-12: 105_Chiyarenshi_open(Japan)
KOZUKA Katsuhiko35-29NAGAMATSU Ryota
TAMAKI Kyotaro40-24KOZUKA Katsuhiko
KITANO Ochachi34-30KOZUKA Katsuhiko
AKAGI Tachiro38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30HISHIYAMA Yuichi
MITSUYA Nobuaki38-26KOZUKA Katsuhiko
2016-01-16: 103_Chiyarenshi_open(Japan)
KOZUKA Katsuhiko34-30TATSUMI-IIJIMA Yukiko
KOZUKA Katsuhiko42-22HISHIYAMA Yuichi
NAGANO Yasushi41-23KOZUKA Katsuhiko
URANO Kento49-15KOZUKA Katsuhiko
TSUCHIYA Ryosuke39-25KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24KURAHASHI Satoshi
2015-11-14: 101_Chiyarenshi_open(Japan)
KOZUKA Katsuhiko34-30KURIHARA Aru
NAKAJIMA Tetsuya39-25KOZUKA Katsuhiko
HISHIYAMA Yuichi35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30TATSUMI-IIJIMA Yukiko
URANO Kento36-28KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27TAKAHASHI Hisashi
2015-09-22: Iwata_endurance_open_1(Japan)
KOZUKA Katsuhiko33-31TAKANASHI Yusuke
KOZUKA Katsuhiko38-26YOSHIYUKI Suganuma
DATE Yuji36-28KOZUKA Katsuhiko
OHTSUBO Hidetaka43-21KOZUKA Katsuhiko
KOZUKA Katsuhiko60-04FUJITA Koichi
2015-09-22: Iwata_endurance_open_2(Japan)
KOZUKA Katsuhiko50-14FUJITA Koichi
TOMOTA Yusuke33-31KOZUKA Katsuhiko
FUJITA Takeshi35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27MIZUNO Keigo
KOZUKA Katsuhiko36-28YOSHIYUKI Suganuma
2015-09-12: 99_Chiyarenshi_open(Japan)
KOZUKA Katsuhiko33-31TAKAHASHI Hisashi
KAMIKURA Daisuke35-29KOZUKA Katsuhiko
TAMAKI Kyotaro33-31KOZUKA Katsuhiko
SUEKUNI Makoto37-27KOZUKA Katsuhiko
KURIHARA Aru36-28KOZUKA Katsuhiko
2015-08-08: 98_Chiyarenshi_open(Japan)
KAMIKURA Daisuke35-29KOZUKA Katsuhiko
TATSUMI-IIJIMA Yukiko34-30KOZUKA Katsuhiko
TANIDA Kunihiko33-31KOZUKA Katsuhiko
NISHIO Hakudo34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko36-28SANO Yoko
2015-07-11: 97_Chiyarenshi_open(Japan)
KOZUKA Katsuhiko38-26KURIHARA Aru
NAKANO Jyou36-28KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27TAKAHASHI Hisashi
NAKAJIMA Tetsuya35-29KOZUKA Katsuhiko
SOUDA Shun41-23KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27TAKIGAWA Mitsuaki
2015-04-26: 45_Blue_Sky_conference(Japan)
KOZUKA Katsuhiko64-00ARIBA Rieko
OHMORI Keita41-23KOZUKA Katsuhiko
ARAKI Yasuyuki41-23KOZUKA Katsuhiko
NAMIKI Kazunari33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko57-07YUKA Takaaki
MUKAI Daisuke33-31KOZUKA Katsuhiko
2014-07-13: 42_All_Japan_open_championship(Japan)
TSUKAMOTO Kazumawon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstTANAKA Atsushi
KOZUKA Katsuhikowon againstSANO Hirotaka
ITO Junyawon againstKOZUKA Katsuhiko
TAKIZAWA Nobuyukiwon againstKOZUKA Katsuhiko
OHNO Tomohirowon againstKOZUKA Katsuhiko
2014-06-08: 42_All_Japan_Tokyo_prelim_2(Japan)
KOZUKA Katsuhiko34-30TAKAHASHI Hisashi
KOZUKA Katsuhiko37-27NAKAZAWA Junichi
FURUMOTO Yuki33-31KOZUKA Katsuhiko
HISHIYAMA Yuichi35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko43-21MABUCHI Yuta
KOZUKA Katsuhiko34-30IWAKURA Hiroaki
2014-06-01: 42_All_Japan_Tokyo_prelim_1(Japan)
TAKAHASHI Hisashi35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24NAKAZAWA Junichi
SAITO Riki34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30WATANABE Keiichi
TANAKA Shuntaro33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24OKAMA Ayumi
2014-04-27: 44_Blue_sky_conference(Japan)
KOZUKA Katsuhiko37-27OHE Yoshimaru
MATSUMOTO Hiroyuki37-27KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30KOUKAWA Satoshi
KOZUKA Katsuhiko39-25HASEGAWA Toshi
KOZUKA Katsuhiko34-30ARAKI Yasuyuki
IWASAKI Masaaki35-29KOZUKA Katsuhiko
2013-08-11: 81_Hamamatsu_meeting(Japan)
KOZUKA Katsuhiko34-30YOSHIYUKI Suganuma
TANAKA Atsushi38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko38-26TAKIGAWA Mitsuaki
SAKURAI Yuka32-32KOZUKA Katsuhiko
FUJITA Takeshi40-24KOZUKA Katsuhiko
2013-07-14: 41_All_Japan_championship(Japan)
KOZUKA Katsuhikowon againstKAWAKI Matruko
KOZUKA Katsuhikowon againstNAKANO Jyou
AKAGI Tachirowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstKOSHINO Kazuhiko
YOSHIYUKI Suganumawon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstKOYAMA Kotoe
2013-06-02: 41_All_Japan_Tokyo_prelim_2(Japan)
KOZUKA Katsuhiko35-29IMOTO Wataru
KOZUKA Katsuhiko41-23MATSUDA Shoma
KIMURA Yuto33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31IWAKURA Hiroaki
ISHIKAWA Akirawon againstKOZUKA Katsuhiko
KOZUKA Katsuhiko39-25TASAKA Kanichiro
2013-03-31: 34_Meijin(Japan)
NAGASHIMA Kazuhitowon againstKOZUKA Katsuhiko
TOKI Yugowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstHAYASAKA Toshie
GOTO Masahirowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstASAKAWA Takuya
SATO Hisakazuwon againstKOZUKA Katsuhiko
HAYASHI Takawon againstKOZUKA Katsuhiko
2013-02-16: 2013_Tokyo_expert_games(Japan)
KOZUKA Katsuhiko35-29TAKAHASHI Hisashi
NAKAJIMA Tetsuya47-17KOZUKA Katsuhiko
2013-01-242013-01-27: Othello World Cup(World)
DELAUNAY Arnaudwon againstKOZUKA Katsuhiko
SONG Yanwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstMARCONI Francesco
KOZUKA Katsuhikowon againstTSOI Chun Yip
KOZUKA Katsuhikowon againstKANG Le
KOZUKA Katsuhikowon againstDONG Zhen
KOZUKA Katsuhikowon againstHAYASAKA Toshie
KOZUKA Katsuhikowon againstWILLIAM Joanna
KOZUKA Katsuhikowon againstODEGARD Martin
KOZUKA Katsuhikowon againstKURITA Seiya
KASHIWABARA Takujiwon againstKOZUKA Katsuhiko
SURY Bartlomiejwon againstKOZUKA Katsuhiko
ROSE Brianwon againstKOZUKA Katsuhiko
2013-01-13: 144_Nagareyama_open(Japan)
KOZUKA Katsuhiko42-22OHMORI Keita
NAGAO Hiroto45-19KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24KURAHASHI Satoshi
MITSUYA Nobuaki45-19KOZUKA Katsuhiko
KOZUKA Katsuhiko54-10SHINAGAWA Yukinobu
KOZUKA Katsuhiko34-30IWATA Hiroyuki
2013-01-03: Shinagawa_open_2013(Japan)
MIYAZAKI Yuji39-25KOZUKA Katsuhiko
KOZUKA Katsuhiko44-20OHTSUBO Masayuki
HISHIYAMA Yuichi38-26KOZUKA Katsuhiko
TAKAHASHI Shiu33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko38-26MATSUMOTO Makoto
KOZUKA Katsuhiko40-24TAKAHASHI Kenji
TATSUMI-IIJIMA Yukiko41-23KOZUKA Katsuhiko
2012-12-08: 79_Chiyarenshi_open(Japan)
KOIDE Satoshi35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko35-29TATSUMI-IIJIMA Yukiko
TOKI Yugo36-28KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31NAGASHIMA Kazuhito
NAKAJIMA Tetsuya36-28KOZUKA Katsuhiko
MURAKAMI Takeshi34-30KOZUKA Katsuhiko
2012-11-11: OWC2013_qualification(Japan)
KOZUKA Katsuhikowon againstTAKIGAWA Mitsuaki
KOZUKA Katsuhikowon againstOHTAKE Kosuke
TODA Tomoyawon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstTSUCHIDA Daisuke
KOZUKA Katsuhikowon againstIKEDA Yuki
KOZUKA Katsuhikowon againstKAMIKURA Daisuke
KOZUKA Katsuhikowon againstIWATA Hiroyuki
2012-07-18: 40_All_Japan_open_champ(Japan)
KOZUKA Katsuhikowon againstOZAKI Yoshito
KIMURA Yutowon againstKOZUKA Katsuhiko
KANASAWA Koutawon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstSUGIYAMA Mitsuaki
KOZUKA Katsuhikowon againstYOSHIDA Taisaku
OSHIMA Yusukewon againstKOZUKA Katsuhiko
2012-06-24: 40_All_Japan_Tokyo_prelim_2(Japan)
KOZUKA Katsuhiko37-27SHINOHARA Chiaki
KOZUKA Katsuhiko40-24KOSHINO Kazuhiko
KOZUKA Katsuhiko38-26KOIDE Satoshi
KOZUKA Katsuhiko35-29NAGAMATSU Ryota
ASOU Daisuke33-31KOZUKA Katsuhiko
SHIROTA Yasuto36-28KOZUKA Katsuhiko
2012-06-17: 40_All_Japan_Tokyo_prelim(Japan)
KOZUKA Katsuhiko40-24SHIRAI Ukyo
KOZUKA Katsuhiko35-29TAKAHASHI Hisashi
KANEDA Shigeru35-29KOZUKA Katsuhiko
NAKANO Jyou33-31KOZUKA Katsuhiko
TSUKAMOTO Kazuma37-26KOZUKA Katsuhiko
TASAKA Kanichiro35-29KOZUKA Katsuhiko
2012-03-18: 137_Nagareyama_open(Japan)
KOZUKA Katsuhiko38-26TAKAHASHI Shiu
KOZUKA Katsuhiko33-31MABUCHI Yuta
NARUMI Hisatoshi45-19KOZUKA Katsuhiko
IWATA Hiroyuki34-30KOZUKA Katsuhiko
TAKAHASHI Hisashi42-22KOZUKA Katsuhiko
KOZUKA Katsuhiko39-25TANAKA Atsushi
2011-08-14: Hamamatsu_meeting(Japan)
FUJITA Takeshi36-28KOZUKA Katsuhiko
KOZUKA Katsuhiko60-04YUKA Takaaki
KOZUKA Katsuhiko45-19MUKAI Daisuke
TOMOTA Yusuke42-22KOZUKA Katsuhiko
KURODA Takuji34-30KOZUKA Katsuhiko
2011-07-17: 39_Japan_Champ(Japan)
YOSHIYUKI Suganumawon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstWATANABE Keiichi
KOZUKA Katsuhikowon againstTAKAHASHI Hisashi
ENOMOTO Hiroyukiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstIWAKURA Hiroaki
KOZUKA Katsuhikowon againstSUGIYAMA Tomoyuki
2011-06-26: 39_Japan_Champ_Kyoto_prelim(Japan)
KOZUKA Katsuhiko34-30KOIDE Satoshi
NAGAMATSU Ryota38-26KOZUKA Katsuhiko
KOZUKA Katsuhikowon againstTANAKA Irie
KOZUKA Katsuhiko34-30ASOU Daisuke
KOZUKA Katsuhiko34-30SHINOHARA Chiaki
IIJIMA Takamune36-28KOZUKA Katsuhiko
2011-06-12: 39_Japan_champ_Tokyo_prelim(Japan)
KOZUKA Katsuhiko36-28YOSHIKAWA Takeshi
KOZUKA Katsuhiko34-30SAKAGUCHI Kazuhiro
MURAKAMI Takeshi37-27KOZUKA Katsuhiko
TAKAHASHI Hisashi33-30KOZUKA Katsuhiko
KOZUKA Katsuhiko44-20KANEKO Takahiro
KOZUKA Katsuhiko33-31ASAHINA Satoshi
2011-05-29: 32_Meijin(Japan)
KOZUKA Katsuhikowon againstTATENO Ryuuji
TAKIZAWA Nobuyukiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstTAKAHASHI Hisashi
TAKANASHI Yusukewon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstKAGAWA Yoichi
NAGANO Yasushiwon againstKOZUKA Katsuhiko
2011-05-15: 131_Nagareyama_open(Japan)
KOSHINO Kazuhiko37-27KOZUKA Katsuhiko
KOZUKA Katsuhiko57-07TASAKA Kanichiro
KOZUKA Katsuhiko46-18HONMA Yosuke
KOZUKA Katsuhiko38-26SATO Takumi
ASAHINA Satoshi36-28KOZUKA Katsuhiko
2011-04-29: 24_Kanto_social_choosing(Japan)
ISHIKAWA Akira34-30KOZUKA Katsuhiko
KOMAGATA Masayuki35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27NISHIYAMA Yuki
KOZUKA Katsuhiko44-20TAKEDA Kyoko
KOZUKA Katsuhiko38-26KOBAYASHI Manabu
KOZUKA Katsuhiko33-31AIHARA Shigeaki
2011-03-05: 75_Shinagawa_open(Japan)
TAKAHASHI Hisashi34-30KOZUKA Katsuhiko
HAGIKURA Yutaka34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31ISHIKAWA Akira
KOZUKA Katsuhiko44-20AKAIKE Hide
KOZUKA Katsuhiko38-26NAGASHIMA Kazuhito
KOZUKA Katsuhiko43-21SATO Kouichiro
2011-01-30: Tokyo_expert_games(Japan)
AKASHI Tomone38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko41-23SHIMONOSONO Kozo
TOKI Yugo41-23KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24WATANABE Keiichi
KOSHINO Kazuhikowon againstKOZUKA Katsuhiko
KOZUKA Katsuhiko44-20TOKI Hidenobu
2010-11-20: 49_King_state(Japan)
KOZUKA Katsuhiko37-27OHTAKE Kosuke
NAKAJIMA Tetsuya34-30KOZUKA Katsuhiko
IWATA Hiroyuki37-27KOZUKA Katsuhiko
KOZUKA Katsuhiko38-26ITO Junya
KOIDE Satoshi34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27NAKAMORI Chiaki
2010-09-18: 47_King_State(Japan)
KOZUKA Katsuhiko33-31WAKIMOTO Naoyuki
SAITO Riki36-28KOZUKA Katsuhiko
KOSHINO Kazuhiko38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30ISHIKAWA Akira
KOZUKA Katsuhiko34-30IWAKURA Hiroaki
TAKANASHI Yusuke36-28KOZUKA Katsuhiko
2010-08-15: 72_Hamamatsu_meeting(Japan)
SANO Hirotaka42-22KOZUKA Katsuhiko
KOZUKA Katsuhiko53-11MUKAI Daisuke
KOZUKA Katsuhiko48-16ARAKI Yasuyuki
TOMOTA Yusuke37-27KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31IZUMI Shinichi
2010-08-07: 69_Shinagawa_open(Japan)
KOZUKA Katsuhiko39-25TAKIGAWA Mitsuaki
NAGASAKI Hidekazu38-26KOZUKA Katsuhiko
KIUCHI Hideyuki35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko43-20TETSUHIRO Osawa
KOZUKA Katsuhiko36-28SANO Fujiwara
SATO Kouichiro34-30KOZUKA Katsuhiko
2010-07-24: 40_King_State(Japan)
KOZUKA Katsuhiko34-30ISHIKAWA Akira
KOZUKA Katsuhiko36-28TATSUMI-IIJIMA Yukiko
WATANABE Keiichi38-25KOZUKA Katsuhiko
NAGASHIMA Kazuhito35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko44-20IWAKURA Hiroaki
KOZUKA Katsuhiko44-20KURACHI Takayuki
2010-07-18: CH_Japan(Japan)
KOZUKA Katsuhikowon againstHADA Jun
KOZUKA Katsuhikowon againstWATANABE Keiichi
MITSUYA Nobuakiwon againstKOZUKA Katsuhiko
ASOU Daisukewon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstISHII Kiyotaka
TSUCHIYA Keishirowon againstKOZUKA Katsuhiko
2010-06-27: 38_Japan_Champ_Tokyo_prelim_2(Japan)
KOZUKA Katsuhiko33-31SHIROTA Yasuto
KOMAGATA Masayuki34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27KOSHINO Kazuhiko
YAMADA Goro39-25KOZUKA Katsuhiko
KATO Yuzuru34-30KOZUKA Katsuhiko
2010-06-13: 38_Japan_Champ_Tokyo_prelim_1(Japan)
KOZUKA Katsuhiko45-19SHINOHARA Chiaki
KOZUKA Katsuhiko41-23SATO Yutaka
KOZUKA Katsuhiko33-31TAKASHIMA Ryoji
NAGASAKI Hidekazu45-19KOZUKA Katsuhiko
IIJIMA Takamune36-28KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24KOSHINO Kazuhiko
2010-04-29: 23_Kanto_social_choosing_prelim(Japan)
KOZUKA Katsuhiko34-30KOBAYASHI Manabu
KOZUKA Katsuhiko36-28MATSUYA Shinpei
KOZUKA Katsuhiko40-24NAGASAKI Hidekazu
NAKAJIMA Tetsuya37-27KOZUKA Katsuhiko
IWATA Hiroyuki32-32KOZUKA Katsuhiko
ISHIKAWA Akira38-26KOZUKA Katsuhiko
2010-03-21: 31_Meijin(Japan)
IZUMI Takashi64-00KOZUKA Katsuhiko
KOZUKA Katsuhiko64-00NAGAMATSU Ryota
KOZUKA Katsuhiko64-00KURODA Takuji
ITAGAKI Kenichi64-00KOZUKA Katsuhiko
SHINOHARA Chiaki64-00KOZUKA Katsuhiko
ENOMOTO Hiroyuki64-00KOZUKA Katsuhiko
2010-02-20: 42_King_state(Japan)
MATSUYA Shinpei36-28KOZUKA Katsuhiko
KOZUKA Katsuhiko43-21IIJIMA Takamune
NAKAJIMA Tetsuya35-29KOZUKA Katsuhiko
WATAHIKI Kenta34-30KOZUKA Katsuhiko
SANO Yoko40-24KOZUKA Katsuhiko
KOZUKA Katsuhiko64-00TAKAHASHI Kanji
2009-12-26: Shinagawa_open_2009(Japan)
ITO Junya34-30KOZUKA Katsuhiko
2009-10-12: 7_Inuyama_open(Japan)
NAGANO Yasushi34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko47-17ISHIKAWA Akira
KOZUKA Katsuhiko36-28ITO Junya
YAMAKAWA Takashi34-30KOZUKA Katsuhiko
NAGASHIMA Kazuhito35-29KOZUKA Katsuhiko
AKASHI Tomone37-27KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27KURAMOCHI Yuta
2009-09-06: 4_Ouza_sen(Japan)
KOZUKA Katsuhiko40-24TAKANO-TSUJI Toshimi
KURITA Seiya38-26KOZUKA Katsuhiko
KITAJIMA Hideki32-32KOZUKA Katsuhiko
SASAKI Sohei35-29KOZUKA Katsuhiko
TAKEISHI Takuya40-24KOZUKA Katsuhiko
KOMAGATA Masayuki36-28KOZUKA Katsuhiko
TAGUCHI Ryosuke34-30KOZUKA Katsuhiko
2009-08-29: 35_King_State(Japan)
KOIDE Satoshi35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko39-25ISHIKAWA Akira
KOZUKA Katsuhiko37-27SATO Ryu
KOZUKA Katsuhiko40-24KOBAYASHI Manabu
NAKAJIMA Tetsuya36-28KOZUKA Katsuhiko
NAGANO Yasushi35-29KOZUKA Katsuhiko
2009-08-09: 6_Inuyama_open(Japan)
MURAKAMI Takeshiwon againstKOZUKA Katsuhiko
NAGASHIMA Kazuhito37-27KOZUKA Katsuhiko
KOZUKA Katsuhiko38-26ISHIKAWA Akira
NAGASAKI Hidekazu36-28KOZUKA Katsuhiko
HAGIKURA Yutaka36-28KOZUKA Katsuhiko
SUZUKI Yuta34-30KOZUKA Katsuhiko
2009-07-19: 37_Japan_Open_Champ(Japan)
KOZUKA Katsuhikowon againstMUKAI Daisuke
KOZUKA Katsuhikowon againstKAWABATA Seiji
KOZUKA Katsuhikowon againstOHMORI Keita
KOZUKA Katsuhikowon againstKOUKAWA Satoshi
SATO Hisakazuwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstISHIZAKI Hikaru
2009-07-12: 114_Nagareyama_Open(Japan)
KOBAYASHI Manabu34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30HISHIYAMA Yuichi
KOZUKA Katsuhiko34-30WATAHIKI Kenta
KOZUKA Katsuhiko53-11MIYASHITA Naoto
NAGAO Hiroto33-31KOZUKA Katsuhiko
2009-06-28: 37_Japan_Champ_Tokyo_prelim(Japan)
SATO Naohiro42-22KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30SHINOHARA Chiaki
KOZUKA Katsuhiko34-30SUKO Masayuki
SATO Kouichiro35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko41-23WATANABE Hideaki
KOZUKA Katsuhiko35-29KOBAYASHI Oh
KOZUKA Katsuhikowon againstSATO Kouichiro
2009-06-14: Amumazeki_Open(Japan)
KOZUKA Katsuhiko36-28SATO Naohiro
KOZUKA Katsuhiko42-22SANO Fujiwara
ENOMOTO Yasuhiro36-28KOZUKA Katsuhiko
FURUMOTO Yuki34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30NAKANO Jyou
TANAKA Irie39-25KOZUKA Katsuhiko
2009-05-31: 5_Inuyama_Open(Japan)
KOZUKA Katsuhiko41-23SAKA Hiroshi
KOZUKA Katsuhikowon againstNAGANO Yasushi
WATAHIKI Kenta34-30KOZUKA Katsuhiko
NAKAJIMA Tetsuya39-24KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24SUZUKI Yuta
MURAKAMI Takeshi37-27KOZUKA Katsuhiko
SATO Kouichiro38-26KOZUKA Katsuhiko
2009-03-29: 30_Meijin(Japan)
MATSUZAWA Atsushi33-31KOZUKA Katsuhiko
MIYAOKA Tamaki33-31KOZUKA Katsuhiko
MURAKAMI Takeshi33-31KOZUKA Katsuhiko
IWASAKI Masaaki33-31KOZUKA Katsuhiko
MATSUMOTO Hiroyuki33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31OHNO Daisuke
2009-03-15: 2009_Tokyo_Expert_Prelim(Japan)
KOZUKA Katsuhiko41-23KOIDE Satoshi
WATAHIKI Kenta38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko49-15ARAKI Kentaro
MURAKAMI Takeshi41-23KOZUKA Katsuhiko
KOZUKA Katsuhiko61-03TANIDA Keiko
KOZUKA Katsuhiko43-21ISHIKAWA Akira
2009-03-15: 2009_Tokyo_Expert_PrelimFinals_A(Japan)
KOZUKA Katsuhiko33-31IWATA Hiroyuki
KOZUKA Katsuhiko33-31WATAHIKI Kenta
2009-02-15: 4_Shinagawa_Open(Japan)
KOZUKA Katsuhiko44-20TSUCHIDA Daisuke
KOZUKA Katsuhiko38-26IWATA Hiroyuki
TAKANASHI Yusuke42-22KOZUKA Katsuhiko
NAKAJIMA Tetsuya36-28KOZUKA Katsuhiko
WATAHIKI Kenta40-24KOZUKA Katsuhiko
OZAWA Kou38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27TATSUMI-IIJIMA Yukiko
2008-12-28: 27_King_State(Japan)
KOZUKA Katsuhiko43-21SUZUKI Yuta
YAMAKAWA Takashi41-23KOZUKA Katsuhiko
KOZUKA Katsuhiko55-09WATANABE Keiichi
KOZUKA Katsuhiko64-00SATO Tetsuya
KOZUKA Katsuhiko42-22MIYAZAKI Yuji
KOZUKA Katsuhiko40-24TATSUMI-IIJIMA Yukiko
2008-12-20: 29_King_State_A(Japan)
KOZUKA Katsuhiko43-21SATO Kouichiro
KOZUKA Katsuhiko45-19WATANABE Hideaki
MIYAZAKI Yuji43-21KOZUKA Katsuhiko
ISHIHARA Makoto34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko42-22TSUKAMOTO Kazuma
NAKAMURA Yuya42-22KOZUKA Katsuhiko
2008-09-20: 26_King_State_special_A(Japan)
ENOMOTO Yasuhiro46-18KOZUKA Katsuhiko
KOZUKA Katsuhiko54-10ISHIKAWA Akira
KOZUKA Katsuhiko34-30SATO Kouichiro
NAKAMURA Yuya42-22KOZUKA Katsuhiko
NAGASHIMA Kazuhito40-24KOZUKA Katsuhiko
TANAKA Shuntaro44-20KOZUKA Katsuhiko
2008-08-24: 3_Ouza_sen(Japan)
TAMENORI Hideshi45-19KOZUKA Katsuhiko
KOZUKA Katsuhiko45-19YASUJIMA Yuji
GOTO Hiroshi32-32KOZUKA Katsuhiko
NAGASHIMA Kazuhito32-32KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31TSUCHIDA Eiji
KOZUKA Katsuhiko35-29SAKAGUCHI Kazuhiro
NAKAJIMA Tetsuya38-26KOZUKA Katsuhiko
2008-08-10: 2_Shinagawa(Japan)
ARAKI Kentaro34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko37-27OHMORI Keita
YAMAKAWA Takashi41-23KOZUKA Katsuhiko
SATO Yuri33-31KOZUKA Katsuhiko
TATSUMI-IIJIMA Yukiko35-29KOZUKA Katsuhiko
2008-07-19: 2008 Japanese Championship(Japan)
MIYAOKA Tamakiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstKANOU Yuki
KOZUKA Katsuhikowon againstOKAMOTO Kazuki
KOZUKA Katsuhikowon againstWATANABE Hideki
NAGASAKI Hidekazuwon againstKOZUKA Katsuhiko
SAWAKI Yusukewon againstKOZUKA Katsuhiko
2008-07-05: 47th Kanagawa seaside Open(Japan)
TANIDA Kunihikowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstMORI Takahiro
KOZUKA Katsuhikowon againstTATSUMI-IIJIMA Yukiko
KOBAYASHI Syunjirowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstNOBUKAWA Hiroki
KOZUKA Katsuhikowon againstTAKEISHI Takuya
2008-07-05: 47_Shinagawa_open(Japan)
TANIDA Kunihiko38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko36-28MORI Takahiro
KOZUKA Katsuhiko34-30TATSUMI-IIJIMA Yukiko
KOBAYASHI Syunjiro47-17KOZUKA Katsuhiko
KOZUKA Katsuhiko45-19NOBUKAWA Hiroki
KOZUKA Katsuhiko40-24TAKEISHI Takuya
2008-06-08: 2008 Tokyo preliminary(Japan)
KOZUKA Katsuhikowon againstKAWAGUCHI Yuuki
KOZUKA Katsuhikowon againstKAMIO Mamoru
KOZUKA Katsuhikowon againstISHIKAWA Akira
IWATA Hiroyukiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstSAWADA Tomohiro
KOZUKA Katsuhikowon againstTSUCHIDA Daisuke
2008-05-25: 2nd Nishinomiya Open(Japan)
KOZUKA Katsuhikowon againstMORIKAWA Masayoshi
NAKAMORI Hirokiwon againstKOZUKA Katsuhiko
NAKANISHI Toshiakilost toKOZUKA Katsuhiko
SUZUKI Kentalost toKOZUKA Katsuhiko
SUGASE Takahirowon againstKOZUKA Katsuhiko
TERADA Shiyouziwon againstKOZUKA Katsuhiko
2008-05-24: 1st Shinagawa super league(Japan)
KOZUKA Katsuhikowon againstIIJIMA Takamune
IWATA Hiroyukiwon againstKOZUKA Katsuhiko
MURAKAMI Takeshiwon againstKOZUKA Katsuhiko
NAKAJIMA Tetsuyawon againstKOZUKA Katsuhiko
ITO Junyalost toKOZUKA Katsuhiko
NAKAMURA Yuyawon againstKOZUKA Katsuhiko
ITO Junyawon againstKOZUKA Katsuhiko
2008-04-29: 21st Kanto Open (Japan)
KOZUKA Katsuhikolost toKOIDE Satoshi
AZUMA Hidekilost toKOZUKA Katsuhiko
WATANABE Keiichilost toKOZUKA Katsuhiko
OKUDA Tsuyoshilost toKOZUKA Katsuhiko
NAGASAKI Hidekazuwon againstKOZUKA Katsuhiko
WATANABE Hideakiwon againstKOZUKA Katsuhiko
2008-03-23: 29_Meijin(Japan)
KOZUKA Katsuhiko33-31IKEDA Atsuhiko
KOZUKA Katsuhiko33-31KAWAGUCHI Yuuki
GOTO Hiroshi33-31KOZUKA Katsuhiko
NAGASAKI Hidekazu33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31KANDA Yoshihiro
2008-02-17: 2008 Tokyo expert game(Japan)
KOZUKA Katsuhikowon againstKURIYAMA Yuriko
KOZUKA Katsuhiko32-32SUKO Masayuki
KURAMOCHI Yuta32-32KOZUKA Katsuhiko
TANAKA Shuntarowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikolost toTAKEISHI Takuya
KOZUKA Katsuhikowon againstKOSHINO Kazuhiko
2008-01-03: Shinagawa Open 2008(Japan)
KURAMOCHI Yutalost toKOZUKA Katsuhiko
OHHASHI Tomoshigelost toKOZUKA Katsuhiko
MURAKAMI Takeshiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstIIJIMA Takamune
NAGAO Hirotolost toKOZUKA Katsuhiko
NAKAJIMA Tetsuyawon againstKOZUKA Katsuhiko
ITO Junyawon againstKOZUKA Katsuhiko
2007-11-03: 41_Shinagawa_open(Japan)
KOZUKA Katsuhiko42-22SHIMONOSONO Kozo
KOZUKA Katsuhiko53-11MASUDA Letaka
KOZUKA Katsuhiko37-27SEKIGUCHI Shinya
KOZUKA Katsuhiko37-27SUKO Masayuki
TOMINAGA Kenta34-30KOZUKA Katsuhiko
NAKAJIMA Tetsuya54-10KOZUKA Katsuhiko
2007-09-16: 2_Ouza_sen(Japan)
TAMAKI Suguruwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstOHNO Atsuko
NAGASHIMA Kazuhitowon againstKOZUKA Katsuhiko
YAMAKAWA Takashiwon againstKOZUKA Katsuhiko
HATA Hayatowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstKOBAYASHI Ritsuko
URASHIMA Meiwon againstKOZUKA Katsuhiko
2007-09-02: 39th Shinagawa seaside tournament(Japan)
TAKANASHI Yusukelost toKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstOKUDA Tsuyoshi
KOZUKA Katsuhikowon againstSUGISAKI Harumi
NAKAJIMA Tetsuyawon againstKOZUKA Katsuhiko
TOMINAGA Kentawon againstKOZUKA Katsuhiko
SATO Kouichirowon againstKOZUKA Katsuhiko
2007-09-01: 39_Shinagawa_open(Japan)
KOZUKA Katsuhiko38-26TAKANASHI Yusuke
KOZUKA Katsuhiko47-17OKUDA Tsuyoshi
KOZUKA Katsuhiko50-14SUGISAKI Harumi
NAKAJIMA Tetsuya44-20KOZUKA Katsuhiko
TOMINAGA Kenta38-26KOZUKA Katsuhiko
SATO Kouichiro41-23KOZUKA Katsuhiko
2007-07-15: Japanese Othello Championship(Japan)
KOZUKA Katsuhikowon againstOGURI Kenji
KOZUKA Katsuhikowon againstTAKASHIMA Ryoji
KOZUKA Katsuhikowon againstMIYAOKA Tamaki
KOZUKA Katsuhikowon againstTSUCHIDA Eiji
HOSHINO Yoshihirowon againstKOZUKA Katsuhiko
SAKAGUCHI Kazuhirowon againstKOZUKA Katsuhiko
2007-07-07: 37_Shinagawa_open(Japan)
TATSUMI-IIJIMA Yukiko33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko34-30KOMAGATA Masayuki
ITO Junya38-26KOZUKA Katsuhiko
KOZUKA Katsuhiko39-25AKIYAMA Tatsumi
SANO Yoko33-31KOZUKA Katsuhiko
KOZUKA Katsuhiko43-21NAKAMORI Hiroki
2007-06-03: 9_Kawasaki_open(Japan)
NAGAO Hirotowon againstKOZUKA Katsuhiko
ITAGAKI Kenichiwon againstKOZUKA Katsuhiko
SAWAKI Yusukewon againstKOZUKA Katsuhiko
YAMAMURA Yuukiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstINOUE Masaru
2007-03-25: 28_Meijin_finals(Japan)
KOZUKA Katsuhiko45-19KATO Taiji
TOMINAGA Kenta35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko38-26TOKUDA Naoya
KOZUKA Katsuhiko47-17URA Satoru
MURAKAMI Takeshi36-28KOZUKA Katsuhiko
TSUJI Shinji33-31KOZUKA Katsuhiko
2007-02-03: 32_Shinagawa_open(Japan)
KOZUKA Katsuhiko34-30NAKANO Maseru
KOZUKA Katsuhiko37-27TATSUMI-IIJIMA Yukiko
ENOMOTO Yasuhiro35-29KOZUKA Katsuhiko
MITSUYA Nobuaki49-15KOZUKA Katsuhiko
KOZUKA Katsuhiko42-22OMODERA Osamu
KOZUKA Katsuhiko47-17ITO Aya
2006-11-04: 30_Shinagawa_open(Japan)
KOZUKA Katsuhiko34-30KIKUKAWA Takamichi
KOZUKA Katsuhiko41-23NOGAMI Yoshiyuki
NAKAJIMA Tetsuyawon againstKOZUKA Katsuhiko
KOZUKA Katsuhiko45-19OHUCHI Yasuhiro
NODA Bintatsu37-27KOZUKA Katsuhiko
KOZUKA Katsuhiko33-31YAMAGUCHI Yoshiaki
2006-06-03: 25_Shinagawa_open(Japan)
KOZUKA Katsuhiko44-20WATANABE Keiichi
MITSUYA Nobuaki35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko40-24SAWAKI Yusuke
KOZUKA Katsuhiko38-26NAGAO Hiroto
KOZUKA Katsuhiko41-23MIGAMO Shinya
NAKAJIMA Tetsuya35-29KOZUKA Katsuhiko
2006-03-11: 22_Shinagawa_open(Japan)
NAGASAKI Hidekazu47-17KOZUKA Katsuhiko
KOZUKA Katsuhiko55-09KUSUMOTO Nobushige
TATSUMI-IIJIMA Yukiko39-25KOZUKA Katsuhiko
KOZUKA Katsuhiko49-15SHIMONOSONO Kozo
KOZUKA Katsuhiko47-17SATAKE Yosuke
ENOMOTO Yasuhiro39-25KOZUKA Katsuhiko
2005-09-17: 17_Shinagawa_open(Japan)
KOZUKA Katsuhiko41-23NAKAJIMA Yukari
KOZUKA Katsuhiko40-24SATAKE Yosuke
NODA Bintatsu39-25KOZUKA Katsuhiko
KASHIWAGI Mitsuyoshi34-30KOZUKA Katsuhiko
KOZUKA Katsuhiko44-20TATSUMI-IIJIMA Yukiko
KOIKE Hiroto48-16KOZUKA Katsuhiko
2005-07-17: 33rd all Japan(Japan)
NAGASHIMA Kazuhitowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstOKAMOTO Junya
SUGASE Takahirowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstYAMAGUCHI Keita
IMAI Takatoshiwon againstKOZUKA Katsuhiko
NODA Bintatsuwon againstKOZUKA Katsuhiko
2005-06-04: 14_Shinagawa_open(Japan)
YAMAKAWA Takashi39-25KOZUKA Katsuhiko
SUZUKI Yoshimasa35-29KOZUKA Katsuhiko
TANIDA Kunihiko34-30KOZUKA Katsuhiko
YAMADA Daisuke35-29KOZUKA Katsuhiko
KOZUKA Katsuhiko51-13FUJII Keisuke
KOZUKA Katsuhiko54-10OGAWA Daisuke
2004-12-11: 8_Shinagawa_open(Japan)
HOSHI Ryuichi49-15KOZUKA Katsuhiko
KOZUKA Katsuhiko47-17ISHIZAKI Masatoshi
KOZUKA Katsuhiko37-27NODA Bintatsu
KOZUKA Katsuhiko35-29KURACHI Takayuki
KOZUKA Katsuhiko40-24SHUICHI Tsuda
KOZUKA Katsuhiko34-30SATAKE Yosuke
2004-08-07: 4_Shinagawa_open(Japan)
KOZUKA Katsuhiko38-26HAYASHI Yusuke
ITO Yuji36-28KOZUKA Katsuhiko
KOZUKA Katsuhikowon againstKASHIWAGI Mitsuyoshi
KOZUKA Katsuhiko50-14OHUCHI Yasuhiro
KOZUKA Katsuhiko39-25TACHIKI Akira
ISHIZAKI Hikaru36-28KOZUKA Katsuhiko
1994-07-31: 22nd All Japan(Japan)
KOZUKA Katsuhikowon againstFUKAMI Tomohiro
KOZUKA Katsuhikowon againstMURAKAMI Takeshi
KOZUKA Katsuhikowon againstHAKASE Ron
KOZUKA Katsuhikowon againstGOTO Hiroshi
KOZUKA Katsuhikowon againstKOMAGATA Masayuki
KITAJIMA Hidekiwon againstKOZUKA Katsuhiko
TAKIZAWA Nobuyukiwon againstKOZUKA Katsuhiko
1993-08-23: 21st All Japan(Japan)
KOZUKA Katsuhikowon againstNAKAJIMA Tetsuya
KOZUKA Katsuhikowon againstTOJO Masaru
NOMURA Hisaichiwon againstKOZUKA Katsuhiko
1992-08-08: 20th All Japan(Japan)
SAKAGUCHI Kazuhirowon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstFUNASAKI Hiro
KOZUKA Katsuhikowon againstURA Satoru
KOZUKA Katsuhikowon againstKOBAYASHI Atsushi
1991-08-04: 19th All Japan(Japan)
TAKIZAWA Nobuyukiwon againstKOZUKA Katsuhiko
KOZUKA Katsuhikowon againstKOBAYASHI Atsushi
KOZUKA Katsuhikowon againstHASEGAWA Takeshi