Ratings

IWASAKA Ryuji (Japan)Japanese name(s): 岩坂龍次
67 tournaments
358 results
Rated T809 in Japan and T964 in Asia&Oceania&Africa and T1236 in the World
Latest rating: 1333
2019-05-19: 42_Niigata_challenge_cup(Japan)
OKUNO Masakazu49-15IWASAKA Ryuji
NAKAYAMA Souki36-28IWASAKA Ryuji
IWASAKA Ryuji45-19NAKAGAWA Yuusa
IWASAKA Ryuji52-12YAMAGUCHI Uru
KUSU Daiki33-31IWASAKA Ryuji
2019-04-07: 76_Niigata_conf(Japan)
KANO Chihiro35-29IWASAKA Ryuji
KOBAYASHI Syunjiro51-13IWASAKA Ryuji
IWASAKA Ryuji38-26ISHIZAWA Manaka
KANDA Yoshihiro46-18IWASAKA Ryuji
IWASAKA Ryuji35-29NAKAGAWA Azune
2019-04-07: 76_Niigata_conference(Japan)
KANO Chihiro35-29IWASAKA Ryuji
KOBAYASHI Syunjiro51-13IWASAKA Ryuji
IWASAKA Ryuji38-26ISHIZAWA Manaka
KANDA Yoshihiro46-18IWASAKA Ryuji
IWASAKA Ryuji35-29NAKAGAWA Azune
2019-02-17: 35_Sea_of_Japan_open(Japan)
KOBAYASHI Kano50-14IWASAKA Ryuji
SAWADA Atsushi48-16IWASAKA Ryuji
IWASAKA Ryuji42-22ISHIZAWA Manaka
KANO Chihiro50-14IWASAKA Ryuji
KOBAYASHI Manabu39-25IWASAKA Ryuji
2019-01-27: 2019_Niigata_expert_games(Japan)
IWASAKA Ryuji33-31KUSU Daiki
NAGAO Hiroto37-27IWASAKA Ryuji
KOBAYASHI Kano51-13IWASAKA Ryuji
UMEZAWA Yoshinori61-03IWASAKA Ryuji
IWASAKA Ryuji45-19OTA Hara
2018-12-09: 75_Niigata_conference(Japan)
OTA Hara45-19IWASAKA Ryuji
IWASAKA Ryuji42-22OHNO Aori
IWASAKA Ryuji46-18TOKUDA Mao
UMEZAWA Yoshinori51-13IWASAKA Ryuji
IWASAKA Ryuji35-29HORIUCHI Keiko
2018-11-11: 41_Niigata_challenge_cup(Japan)
IWASAKA Ryuji37-27SAWADA Aomi
NAKAYAMA Souki32-32IWASAKA Ryuji
KOBAYASHI Kano50-14IWASAKA Ryuji
OKUNO Masakazu53-11IWASAKA Ryuji
IWASAKA Ryuji52-12NAKAGAWA Yoshitaka
2018-08-19: 34_Sea_of_Japan_open(Japan)
KOBAYASHI Kano47-17IWASAKA Ryuji
KANO Chihiro54-10IWASAKA Ryuji
IWASAKA Ryuji55-09OSADA Michi
KUSHI Ryota48-16IWASAKA Ryuji
MATSUHASHI Satoi39-25IWASAKA Ryuji
2018-06-17: 46_All_Japan_Niigata_prelim(Japan)
OBARA Hiroto51-13IWASAKA Ryuji
AIHARA Shigeaki43-21IWASAKA Ryuji
IWASAKA Ryuji52-12WATANABE Tadayuki
IWASAKA Ryuji41-23WATANABE Hiromi
KOBAYASHI Kano54-10IWASAKA Ryuji
NAGAO Hiroto58-06IWASAKA Ryuji
2018-05-20: 40_Niigata_challenge_cup(Japan)
IWASAKA Ryuji47-17ISHIZAWA Manaka
IWASAKA Ryuji38-26DOBASHI Yusuke
OBARA Hiroto40-24IWASAKA Ryuji
KOBAYASHI Kano42-22IWASAKA Ryuji
OKUNO Masakazu51-13IWASAKA Ryuji
2018-04-08: 74_Niigata_conference(Japan)
OHTAKE Kosuke37-27IWASAKA Ryuji
IWASAKA Ryuji42-22OKAMOTO Sakutaro
KATAGIRI Tomotaka37-27IWASAKA Ryuji
SATO Kaishun34-30IWASAKA Ryuji
2017-12-10: 73_Niigata_conference(Japan)
KOBAYASHI Manabu54-10IWASAKA Ryuji
IWASAKA Ryuji42-22ETO Eiko
KOYAMA Hitoshi37-27IWASAKA Ryuji
IWASAKA Ryuji43-21WATANABE Hiromi
IWASAKA Ryuji53-11OTA Hara
2017-11-19: 39_Niigata_challenge_cup(Japan)
IWASAKA Ryuji53-11TAKAHASHI Kentaro
AOKI Ryousuke50-14IWASAKA Ryuji
IWASAKA Ryuji40-24IMADA Shin
KOBAYASHI Syunjiro50-14IWASAKA Ryuji
2017-10-08: Star_camp_2017(Japan)
IWASAKA Ryuji39-25UMEZAWA Yoshinori
SATO Hisakazu55-09IWASAKA Ryuji
SUGAWARA Misa51-13IWASAKA Ryuji
ETO Riichi38-26IWASAKA Ryuji
TAKIZAWA Masaki54-10IWASAKA Ryuji
NAGAO Hiroto55-09IWASAKA Ryuji
2017-08-20: 32_Sea_of_Japan_open(Japan)
IWASAKA Ryuji33-31KOBAYASHI Kano
IWASAKA Ryuji43-21MATSUHASHI Satoi
TAKIZAWA Masaki33-31IWASAKA Ryuji
NAGASAKI Hidekazu48-16IWASAKA Ryuji
UMEZAWA Yoshinori44-20IWASAKA Ryuji
OSHIMIZU Takanori54-10IWASAKA Ryuji
2017-06-18: 45_All_Japan_Niigata_prelim(Japan)
KANDA Yoshihiro47-17IWASAKA Ryuji
OBARA Hiroto60-04IWASAKA Ryuji
IWASAKA Ryuji49-15TAKIZAWA Takaryou
MATSUHASHI Satoi36-28IWASAKA Ryuji
ETO Riichi51-13IWASAKA Ryuji
IWASAKA Ryuji48-16KARASAWA Takahiro
2017-05-28: 38_Niigata_challenge_cup(Japan)
IWASAKA Ryuji36-28SAWADA Atsushi
TAKANO Kunihiko44-20IWASAKA Ryuji
IWASAKA Ryuji44-20SAWADA Aomi
IWASAKA Ryuji49-15IMADA Shin
OBARA Hiroto33-31IWASAKA Ryuji
2017-04-09: 72_Niigata_conf(Japan)
KANDA Yoshihiro52-12IWASAKA Ryuji
IWASAKA Ryuji40-24UDA Azusa
IWASAKA Ryuji50-14HASEGAWA Yuta
KOBAYASHI Manabu48-16IWASAKA Ryuji
IWASAKA Ryuji46-18OBARA Hiroaki
2016-12-11: 71_Niigata_conference(Japan)
SATO Hisakazu47-17IWASAKA Ryuji
TAKIZAWA Masaki56-08IWASAKA Ryuji
IWASAKA Ryuji64-00TEJIMA Kouyou
IWASAKA Ryuji53-11MISAKI Ayato
ETO Riichi39-25IWASAKA Ryuji
2016-11-20: 37_Niigata_challenge_cup(Japan)
IWASAKA Ryuji47-17IMADA Kanako
IWASAKA Ryuji43-21UMEZAWA Riho
HANAZATO Michio53-11IWASAKA Ryuji
IWASAKA Ryuji50-14KOBAYASHI Kano
UMEZAWA Shiho47-17IWASAKA Ryuji
2016-08-21: 30_Sea_of_Japan_open(Japan)
NAGASAKI Hidekazu42-22IWASAKA Ryuji
KOBAYASHI Syunjiro52-12IWASAKA Ryuji
UMEZAWA Yoshinori64-00IWASAKA Ryuji
IWASAKA Ryuji40-24ETO Riichi
UMEZAWA Shiho38-26IWASAKA Ryuji
2016-06-19: 44_All_Japan_Niigata_prelim(Japan)
KANDA Yoshihiro53-11IWASAKA Ryuji
KOBAYASHI Kano42-22IWASAKA Ryuji
IWASAKA Ryuji52-12TANABE Tatsuo
ETO Riichi40-24IWASAKA Ryuji
ISHIKAWA Hiroyuki52-12IWASAKA Ryuji
TANABE Tomoki35-29IWASAKA Ryuji
2016-05-22: 36_Niigata_challenge_cup(Japan)
IWASAKA Ryuji50-14ETO Riichi
IWASAKA Ryuji45-19KOBAYASHI Kano
INUBUSHI Kouki49-15IWASAKA Ryuji
TANABE Tomoki42-22IWASAKA Ryuji
OBARA Hiroto46-18IWASAKA Ryuji
2016-04-03: 70_Niigata_conference(Japan)
NAGASAKI Hidekazu53-11IWASAKA Ryuji
IWASAKA Ryuji38-26UMEZAWA Riho
IWASAKA Ryuji33-31UMEZAWA Shiho
INUBUSHI Kouki63-01IWASAKA Ryuji
KANDA Yoshihiro55-09IWASAKA Ryuji
2015-12-13: 69_Niigata_conference(Japan)
OBARA Hiroto48-16IWASAKA Ryuji
KANDA Yoshihiro38-26IWASAKA Ryuji
UMEZAWA Yoshinori56-08IWASAKA Ryuji
IWASAKA Ryuji50-14TAKAHASHI Masahiro
2015-10-11: Star_camp_2015(Japan)
OSHIMIZU Takanori48-16IWASAKA Ryuji
WADA Masaki43-21IWASAKA Ryuji
YOSHIDA Taisaku45-19IWASAKA Ryuji
WADA Chiaki55-09IWASAKA Ryuji
YASUJIMA Yuji48-16IWASAKA Ryuji
SUGAWARA Misa55-09IWASAKA Ryuji
SATO Hisakazu52-12IWASAKA Ryuji
2015-08-23: 28_Sea_of_Japan_open(Japan)
TAKANASHI Yusuke62-02IWASAKA Ryuji
IWASAKA Ryuji40-24ETO Riichi
KOBAYASHI Syunjiro51-13IWASAKA Ryuji
KANDA Yoshihiro58-06IWASAKA Ryuji
IWASAKA Ryuji44-20UMEZAWA Riho
IWASAKA Ryuji35-29KOBAYASHI Kano
2015-06-14: 43_All_Japan_Niigata_prelim(Japan)
OBARA Hiroto45-19IWASAKA Ryuji
KANDA Yoshihiro51-13IWASAKA Ryuji
IWASAKA Ryuji52-12OBARA Shinko
UMEZAWA Yoshinori40-24IWASAKA Ryuji
AIHARA Shigeaki54-10IWASAKA Ryuji
UMEZAWA Shiho49-15IWASAKA Ryuji
2015-05-31: 34_Niigata_challenge_cup(Japan)
IWASAKA Ryuji40-24KOBAYASHI Kano
OBARA Hiroto48-16IWASAKA Ryuji
IWASAKA Ryuji45-19FUKUCHI Katsunori
IWASAKA Ryuji33-31INUBUSHI Kouki
IWASAKA Ryuji51-13WATANABE Yoshiko
2015-04-05: 68_Niigata_conference(Japan)
IWASAKA Ryuji39-25TANABE Tomoki
NAGAO Hiroto44-20IWASAKA Ryuji
IWASAKA Ryuji54-10KOBAYASHI Kano
KOBAYASHI Manabu49-15IWASAKA Ryuji
IWASAKA Ryuji47-17UMEZAWA Riho
2014-08-24: 26_Sea_of_Japan_open(Japan)
SATO Hisakazu63-01IWASAKA Ryuji
SASAKI Sadayuki35-29IWASAKA Ryuji
IWASAKA Ryuji58-06MIZOGUCHI Hiranaga
KOBAYASHI Syunjiro50-14IWASAKA Ryuji
UMEZAWA Shiho47-17IWASAKA Ryuji
IWASAKA Ryuji43-21TANABE Tatsuo
2014-06-15: 42_All_Japan_Niigata_prelim(Japan)
OBARA Hiroto35-29IWASAKA Ryuji
UMEZAWA Yoshinori57-07IWASAKA Ryuji
UMEZAWA Shiho51-13IWASAKA Ryuji
IWASAKA Ryuji48-16HONMA Arisa
IWASAKA Ryuji57-07WADA Tokitaka
HANAZATO Michio54-10IWASAKA Ryuji
2014-04-06: 66_Niigata_conference(Japan)
UMEZAWA Yoshinori49-15IWASAKA Ryuji
HANAZATO Michio52-12IWASAKA Ryuji
SATO Hisakazu47-17IWASAKA Ryuji
KOBAYASHI Manabu45-19IWASAKA Ryuji
KANDA Yoshihiro52-12IWASAKA Ryuji
2014-02-16: 25_Sea_of_Japan_open(Japan)
AIHARA Shigeaki44-20IWASAKA Ryuji
IWASAKA Ryuji45-19HASEGAWA Hidetarou
SASAKI Sadayuki55-09IWASAKA Ryuji
IWASAKA Ryuji45-19UMEZAWA Shiho
KOBAYASHI Syunjiro56-08IWASAKA Ryuji
IWASAKA Ryuji51-13KOBAYASHI Kano
2014-01-26: 2014_Niigata_expert_games(Japan)
UMEZAWA Yoshinori61-03IWASAKA Ryuji
IWASAKA Ryuji48-16SUETSUNA Naoki
IWASAKA Ryuji37-27YOSHIZAWA Mitsuru
AIHARA Shigeaki52-12IWASAKA Ryuji
HANAZATO Michio40-24IWASAKA Ryuji
2013-12-15: 65_Niigata_conference(Japan)
IWASAKA Ryuji34-30HORIUCHI Keiko
NAGASAKI Hidekazu54-10IWASAKA Ryuji
AIHARA Shigeaki49-15IWASAKA Ryuji
IWASAKA Ryuji45-19KOBAYASHI Kano
KOBAYASHI Syunjiro47-17IWASAKA Ryuji
2013-08-18: 24_Sea_of_Japan_open(Japan)
HAMOTO Kazuhiro64-00IWASAKA Ryuji
SUEKUNI Makoto64-00IWASAKA Ryuji
IWASAKA Ryuji56-08UMEZAWA Shiho
AIHARA Shigeaki42-22IWASAKA Ryuji
OHTAKE Kosuke50-14IWASAKA Ryuji
KANDA Yoshihiro55-09IWASAKA Ryuji
2013-06-16: 41_All_Japan_Niigata_prelim(Japan)
TAKIZAWA Masaki57-07IWASAKA Ryuji
IWASAKA Ryuji56-08UMEZAWA Riho
AIHARA Shigeaki42-22IWASAKA Ryuji
IWASAKA Ryuji42-22UMEZAWA Shiho
KOBAYASHI Syunjiro46-18IWASAKA Ryuji
NAGAO Hiroto47-17IWASAKA Ryuji
2012-08-19: 22_Sea_of_Japan_open(Japan)
SASAKI Sadayuki55-09IWASAKA Ryuji
NAGAO Hiroto42-22IWASAKA Ryuji
IWASAKA Ryuji42-22UMEZAWA Shiho
KOBAYASHI Manabu52-12IWASAKA Ryuji
KANDA Yoshihiro53-11IWASAKA Ryuji
2012-06-17: 40_All_Japan_Niigata_prelim(Japan)
HORIUCHI Keiko33-31IWASAKA Ryuji
UMEZAWA Yoshinori60-04IWASAKA Ryuji
IWASAKA Ryuji47-17UCHIYAMA Hirofumi
KANDA Yoshihiro62-02IWASAKA Ryuji
HAMADA Kengo46-18IWASAKA Ryuji
AIHARA Shigeaki53-11IWASAKA Ryuji
2012-04-08: 62_Niigata_conf(Japan)
KOBAYASHI Syunjiro33-31IWASAKA Ryuji
KANDA Yoshihiro46-18IWASAKA Ryuji
HARII Mitsu48-16IWASAKA Ryuji
SHIBATA Kyo45-19IWASAKA Ryuji
2011-08-21: 20_Sea_of_Japan_open(Japan)
UMEZAWA Yoshinori58-06IWASAKA Ryuji
IGARASHI Toshiyuki46-18IWASAKA Ryuji
AIHARA Shigeaki57-07IWASAKA Ryuji
KOBAYASHI Syunjiro44-20IWASAKA Ryuji
IWASAKA Ryuji37-27KAWAKAMI Takahashi
SASAKI Sadayuki55-09IWASAKA Ryuji
2011-06-19: 39_Japan_champ_Niigata_prelim(Japan)
UMEZAWA Yoshinori58-06IWASAKA Ryuji
YOSHIDA Taisaku34-30IWASAKA Ryuji
IWASAKA Ryuji46-18KERADA Miho
WATANABE Keiichi62-02IWASAKA Ryuji
OIKAWA Shinichi50-14IWASAKA Ryuji
2011-04-10: 60_Niigata_conference(Japan)
AIHARA Shigeaki40-24IWASAKA Ryuji
KOBAYASHI Manabu53-11IWASAKA Ryuji
KANDA Yoshihiro55-09IWASAKA Ryuji
KAWAKAMI Takahashi43-21IWASAKA Ryuji
2010-12-12: 59_Niigata_conference(Japan)
WATANABE Keiichi51-13IWASAKA Ryuji
KOBAYASHI Manabu44-20IWASAKA Ryuji
NOCHI Hinobota36-28IWASAKA Ryuji
IWASAKA Ryuji50-14KANDA Chohei
AIHARA Shigeaki50-14IWASAKA Ryuji
2010-08-22: 18_Sea_of_Japan_open(Japan)
SATO Hisakazu57-07IWASAKA Ryuji
KOBAYASHI Syunjiro36-28IWASAKA Ryuji
IWASAKA Ryuji33-31TANI Takuto
KANDA Yoshihiro39-25IWASAKA Ryuji
KOBAYASHI Manabu40-24IWASAKA Ryuji
YOSHIDA Taisaku44-20IWASAKA Ryuji
2010-06-13: 38_Japan_Champ_Niigata_prelim(Japan)
AIHARA Shigeaki60-04IWASAKA Ryuji
IWASAKA Ryuji48-16KAWANOWA Syou
IWASAKA Ryuji39-25SATO Tsuyoshi
HARII Mitsu46-18IWASAKA Ryuji
HORIUCHI Keiko49-15IWASAKA Ryuji
IWASAKA Ryuji44-20TAKAI Akira
2010-04-11: 58_Niigata_conf(Japan)
AIHARA Shigeaki39-25IWASAKA Ryuji
SASAKI Sadayuki38-26IWASAKA Ryuji
IWASAKA Ryuji35-29MIYAZAKI Takahiro
ASAHINA Satoshi42-22IWASAKA Ryuji
HARII Mitsu54-10IWASAKA Ryuji
2010-02-14: 17_Sea_of_Japan_open(Japan)
SATO Hisakazu48-16IWASAKA Ryuji
SASAKI Sadayuki48-16IWASAKA Ryuji
IWASAKA Ryuji36-28YAMAZAKI Mitsuo
ORIYA Yasuto47-17IWASAKA Ryuji
IWAKURA Hiroaki53-11IWASAKA Ryuji
UMEZAWA Yoshinori37-27IWASAKA Ryuji
2009-10-18: 2_RRGP(Japan)
ASAHINA Satoshi43-21IWASAKA Ryuji
SASAKI Sadayuki43-21IWASAKA Ryuji
OKAMOTO Shinya44-20IWASAKA Ryuji
HARII Mitsu40-24IWASAKA Ryuji
WAKAYAMA Yusuke41-23IWASAKA Ryuji
OHTAKE Kosuke44-20IWASAKA Ryuji
IWASAKA Ryuji36-28MIYAMOTO Iizuka
2009-08-30: 16_Sea_of_Japan_open(Japan)
SATO Hisakazu43-21IWASAKA Ryuji
HARII Mitsu37-27IWASAKA Ryuji
SASAKI Sadayuki51-13IWASAKA Ryuji
HORIUCHI Keiko50-14IWASAKA Ryuji
IWASAKA Ryuji50-14WAKAYAMA Yusuke
KOBAYASHI Manabu41-23IWASAKA Ryuji
2009-06-14: 37_Japan_Champ_Niigata_prelim(Japan)
IWASAKA Ryuji33-31HORIUCHI Keiko
SASAKI Sadayuki38-26IWASAKA Ryuji
IWASAKA Ryuji51-13TAKAI Akira
MATSUZAWA Takashi54-10IWASAKA Ryuji
KOBAYASHI Syunjiro36-28IWASAKA Ryuji
IWASAKA Ryuji46-18SATO Tsuyoshi
2009-04-12: 56_Niigata_Open(Japan)
KUDOU Keita49-15IWASAKA Ryuji
IWASAKA Ryuji60-04HIGUCHI Hiroomi
HARII Mitsu45-19IWASAKA Ryuji
UMEZAWA Yoshinori47-17IWASAKA Ryuji
KANDA Yoshihiro41-23IWASAKA Ryuji
2009-02-15: 15_Sea_of_Japan_open_A(Japan)
SATO Hisakazu42-22IWASAKA Ryuji
SASAKI Sadayuki50-14IWASAKA Ryuji
TANAKA Atsushi45-19IWASAKA Ryuji
UMEZAWA Yoshinori64-00IWASAKA Ryuji
KANDA Yoshihiro62-02IWASAKA Ryuji
2008-12-14: 55_Niigata_Open(Japan)
AIHARA Shigeaki36-28IWASAKA Ryuji
KANDA Yoshihiro41-23IWASAKA Ryuji
IWASAKA Ryuji39-25DATAU Soubi
HARII Mitsu42-22IWASAKA Ryuji
MATSUZAWA Takashi53-11IWASAKA Ryuji
2008-10-12: StarCamp_2008(Japan)
NUNOME Naoya53-11IWASAKA Ryuji
SASAKI Sadayuki59-05IWASAKA Ryuji
KANDA Yoshihiro59-05IWASAKA Ryuji
IWASAKA Ryuji33-31SUZUKI Nobuyuki
KOSE Akira33-31IWASAKA Ryuji
IWASAKA Ryuji37-27YASUJIMA Yuji
ITO Satoshi47-17IWASAKA Ryuji
2008-08-03: 14_Sea_of_Japan_open(Japan)
SHIROKI Hideyuki57-07IWASAKA Ryuji
GOTO Masahiro38-26IWASAKA Ryuji
KANDA Yoshihiro51-13IWASAKA Ryuji
ORIYA Yasuto47-17IWASAKA Ryuji
IWASAKA Ryuji42-22SASAKI Sadayuki
OHTAKE Kosuke40-24IWASAKA Ryuji
2008-06-15: 2008 Niigata conference(Japan)
AIHARA Shigeakiwon againstIWASAKA Ryuji
NOCHI Hinobotalost toIWASAKA Ryuji
IWASAKA Ryujilost toSATO Tsuyoshi
TAKAI Akiralost toIWASAKA Ryuji
HARII Mitsuwon againstIWASAKA Ryuji
KANDA Yoshihirowon againstIWASAKA Ryuji
2002-06-16: 30th All Japan Niigata Preliminaries(Japan)
UMEZAWA Yoshinoriwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstWATANABE Aoyama
SASAKI Sadayukiwon againstIWASAKA Ryuji
IGARASHI Aiwon againstIWASAKA Ryuji
TAKAI Akirawon againstIWASAKA Ryuji
2002-04-07: 42nd Niigata Othello Conference(Japan)
KANDA Yoshihirowon againstIWASAKA Ryuji
IGARASHI Toshiyukiwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstMIYAMOTO Satoru
OKUNO Tomojiwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstWATANABE Teruko
2001-12-23: 41st Niigata Othello Conference(Japan)
YOSHIDA Taisakuwon againstIWASAKA Ryuji
OKUNO Tomojiwon againstIWASAKA Ryuji
KUME Tomofumiwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstNARUSE Yumiko
IWASAKA Ryujiwon againstWATANABE Teruko
2001-06-24: 29th All Japan Niigata Preliminaries(Japan)
IWASAKA Ryujiwon againstWATANABE Noboru
IWASAKA Ryujiwon againstTAKAI Akira
OKUNO Tomojiwon againstIWASAKA Ryuji
UMEZAWA Yoshinoriwon againstIWASAKA Ryuji
SATO Tsuyoshiwon againstIWASAKA Ryuji
2001-03-11: 2001 Niigata Expert Game(Japan)
SASAKI Sadayukiwon againstIWASAKA Ryuji
OKUNO Tomojiwon againstIWASAKA Ryuji
WATANABE Terukowon againstIWASAKA Ryuji
SUZUKI Nobuyukiwon againstIWASAKA Ryuji
KANDA Yoshihirowon againstIWASAKA Ryuji
2000-12-10: 39th Niigata Othello Conference(Japan)
UMEZAWA Yoshinoriwon againstIWASAKA Ryuji
OKUNO Tomojiwon againstIWASAKA Ryuji
KANDA Yoshihirowon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstWATANABE Teruko
SUZUKI Nobuyukiwon againstIWASAKA Ryuji
2000-06-11: 28th All Japan Niigata Preliminaries(Japan)
MATSUZAWA Takashiwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstNAKAMURA Akio
IGARASHI Nozomiwon againstIWASAKA Ryuji
AOYAGI Masakiwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstWATANABE Aoyama
2000-04-02: 38th Niigata Othello Conference(Japan)
MATSUZAWA Takashiwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstSATO Haruna
IWASAKA Ryujiwon againstSATO Kisan
MATSUZAWA Takashiwon againstIWASAKA Ryuji
YOKOI Taikiwon againstIWASAKA Ryuji
1999-12-23: 37th Niigata Othello Conference(Japan)
YOKOI Taikiwon againstIWASAKA Ryuji
KANDA Yoshihirowon againstIWASAKA Ryuji
WATANABE Suigetsuwon againstIWASAKA Ryuji
IWASAKA Ryujiwon againstWATANABE Teruko
IWASAKA Ryujiwon againstTSUBOYA Satoshi
ISHIZUKA Hisakowon againstIWASAKA Ryuji