Ratings

ISHIBARA Kotaro (Japan)Japanese name(s): 石原涼太郎

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Ratings history

2020-12-31
2020-06-30
2019-12-31
2019-06-30
2018-12-31
2018-06-30
1890
1887
1888
1907
1904
1564
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[id: 14558]
22 tournaments
136 results
Rated 335 in Japan and T395 in Asia&Oceania&Africa and T475 in the World
Latest rating: 1890
2019-10-27: 48_All_Japan_Chubu_prelim(Japan)
YOSHIYUKI Suganuma44-20ISHIBARA Kotaro
ISHIBARA Kotaro48-16HATTORI Kouki
ISHIBARA Kotaro44-20TSUKAMOTO Hiroaki
YAMANAKA Yukihiro52-12ISHIBARA Kotaro
ISHIBARA Kotaro41-23WAKITA Kengo
KOYASHIKI Ken41-23ISHIBARA Kotaro
2019-09-15: 9_team_Shinagama_open_3(Japan)
ISHIBARA Kotaro43-21KATSUHISA Tomohiko
WATANABE Kiriya43-21ISHIBARA Kotaro
ISHIBARA Kotaro44-20FUJII Renya
ISHIBARA Kotaro34-30ITO Itsuru
ONUKI Yutaka35-29ISHIBARA Kotaro
ISHIBARA Kotaro33-31MITANI Koutarou
2019-09-14: 11_Tokyo_open(Japan)
ADACHI Shungai37-27ISHIBARA Kotaro
ISHIBARA Kotaro61-03AKINAGA Yuuji
ISHIBARA Kotaro48-16TAKAHASHI Shiu
OGINO Takeru33-31ISHIBARA Kotaro
IDA Hiroaki47-17ISHIBARA Kotaro
YAMAGUCHI Hironobu35-29ISHIBARA Kotaro
2019-09-01: 60_Nagoya_open(Japan)
ISHIBARA Kotaro44-20UNO Toshihiro
KATOKO Isamu34-30ISHIBARA Kotaro
KOZUKA Katsuhiko44-20ISHIBARA Kotaro
MIYAGAWA Keigo46-18ISHIBARA Kotaro
ISHIBARA Kotaro39-25OKUTAIRA Akio
2019-08-25: 4_Nankai_open(Japan)
TAKAHASHI Akihiro43-21ISHIBARA Kotaro
TOMINAGA Tomoki37-27ISHIBARA Kotaro
ISHIBARA Kotaro43-21IMAI Hiroki
ISHIBARA Kotaro50-14KUWAKAKI Koutarou
TAGUCHI Amane51-13ISHIBARA Kotaro
NORIMITSU Ayumi39-25ISHIBARA Kotaro
2019-08-10: 47_Inuyama_open(Japan)
ISHIBARA Kotaro39-25OKADA Tadakawa
ISHIBARA Kotaro41-23OKAMOTO Harumi
NAGAO Hiroto47-17ISHIBARA Kotaro
ISHIBARA Kotaro40-24OKUTAIRA Fuyumi
ISHIBARA Kotaro41-23HAGA Kazutoshi
ISHIBARA Kotaro36-28KATOKO Isamu
NAGAO Hiroto50-14ISHIBARA Kotaro
2019-07-14: 14_Ouza_sen(Japan)
MURAKAMI Takeshi47-17ISHIBARA Kotaro
WADA Masaki47-17ISHIBARA Kotaro
IKEGAYA Mao38-26ISHIBARA Kotaro
ISHIBARA Kotaro33-31ISHIKAWA Akira
KITAJIMA Hideki43-21ISHIBARA Kotaro
URANO Kento44-20ISHIBARA Kotaro
2019-07-13: 18_Hokuetsu_open(Japan)
ISHIBARA Kotaro40-24KOSHIGAWARA Mitsuki
ISHIBARA Kotaro36-28TAGUCHI Amane
MATSUMOTO Hiroshi34-30ISHIBARA Kotaro
SANO Kaoru41-23ISHIBARA Kotaro
ISHIBARA Kotaro53-11IKEHATA Keiko
SHIUMI Tsutomu37-27ISHIBARA Kotaro
2019-05-05: 31_Kyoto_open(Japan)
ISHIBARA Kotaro44-20TAGUCHI Amane
ISHIBARA Kotaro35-29KAGAWA Yoichi
ISHIBARA Kotaro34-30YAMAZAKI Keita
SUGASE Takahiro46-18ISHIBARA Kotaro
TAGUCHI Mika48-16ISHIBARA Kotaro
TANIGUCHI Masaki42-22ISHIBARA Kotaro
ISHIBARA Kotaro36-28UEDA Takashi
2019-05-03: 46_Inuyama_open_afternoon(Japan)
ISHIBARA Kotaro45-19KOGA Shingo
ISHIBARA Kotaro43-21OKUTAIRA Akio
OKAMOTO Harumi36-28ISHIBARA Kotaro
ARIMOTO Masa33-31ISHIBARA Kotaro
ISHIBARA Kotaro39-25TANAKA Junji
YOSHIYUKI Suganuma37-27ISHIBARA Kotaro
OKAMOTO Harumi34-30ISHIBARA Kotaro
2019-05-02: 46_Inuyama_open_morning(Japan)
YOSHIYUKI Suganuma40-24ISHIBARA Kotaro
ISHIBARA Kotaro56-08HASHIMOTO Tokuya
ISHIBARA Kotaro42-22TAKIGAWA Mitsuaki
OKUTAIRA Akio37-27ISHIBARA Kotaro
ISHIBARA Kotaro49-15TSUKAMOTO Hiroaki
ISHIBARA Kotaro42-22KAWASOE Ousuke
2019-04-20: 59_Nagoya_open(Japan)
ISHIBARA Kotaro50-14NAGASHIMA Yoshitaka
SHIKI Shimomura41-23ISHIBARA Kotaro
ISHIBARA Kotaro44-20HASHIMOTO Tokuya
TAKAHASHI Akihiro50-14ISHIBARA Kotaro
ISHIBARA Kotaro39-25MIYAGAWA Keigo
TSUKAMOTO Hiroaki57-07ISHIBARA Kotaro
2019-03-24: 40_Meijin(Japan)
ISHIBARA Kotarowon againstTOMI Kazuko
MIYAZAKI Toruwon againstISHIBARA Kotaro
ISHIBARA Kotarowon againstHASHIMOTO Yuya
NAKAOKA Akinoriwon againstISHIBARA Kotaro
OCHIAI Kentawon againstISHIBARA Kotaro
ISHIBARA Kotarowon againstTAKIGAWA Mitsuaki
YAMAZAKI Keitawon againstISHIBARA Kotaro
2019-03-03: 45_Inuyama_open(Japan)
ISHIBARA Kotaro54-10OKUTAIRA Fuyumi
NAGASHIMA Kouyou35-29ISHIBARA Kotaro
ISHIBARA Kotaro38-26TAGUCHI Mika
YOSHIYUKI Suganuma41-23ISHIBARA Kotaro
ISHIBARA Kotaro49-15NAGASHIMA Yoshitaka
ISHIBARA Kotaro58-06OKUTAIRA Akio
NAGASHIMA Kouyou33-31ISHIBARA Kotaro
2019-02-03: 2019_Chibu_expert_games(Japan)
KAWARADA Yuichi39-25ISHIBARA Kotaro
KANOU Eishi44-20ISHIBARA Kotaro
ISHIBARA Kotaro40-24TSUKAMOTO Hiroaki
HARA Shuichi33-31ISHIBARA Kotaro
YOSHIYUKI Suganuma37-27ISHIBARA Kotaro
TANAKA Keisuke36-28ISHIBARA Kotaro
ISHIBARA Kotaro41-23KOMINE Ryonobu
2019-01-19: 35_Suzuka_open(Japan)
ISHIBARA Kotarowon againstKAWARADA Yuichi
ISHIBARA Kotaro43-21NISHII Kensuke
ISHIBARA Kotaro48-16NAGASHIMA Yoshitaka
TAKAGI Yosuke39-25ISHIBARA Kotaro
ISHIBARA Kotaro36-28SUGIYAMA Toshio
NAGASHIMA Kouyou40-24ISHIBARA Kotaro
2018-12-02: 44_Inuyama_open(Japan)
KATOKO Isamu43-21ISHIBARA Kotaro
ISHIBARA Kotaro51-13ISHIDA Hiroto
TAYAMA Tsubasa38-26ISHIBARA Kotaro
ISHIBARA Kotaro52-12OKADA Tadakawa
ADACHI Shungai49-15ISHIBARA Kotaro
ISHIBARA Kotaro39-25YAMANAKA Yukihiro
KATOKO Isamu44-20ISHIBARA Kotaro
2018-12-01: 58_Nagoya_open(Japan)
ISHIBARA Kotaro51-13KAWASOE Ousuke
ISHIBARA Kotaro44-20FUJIMOTO Kenta
ISHIBARA Kotaro43-21KATOKO Isamu
ISHIBARA Kotaro41-23ONO Hideki
ISHIBARA Kotaro35-29HATTORI Kouki
ISHIBARA Kotaro44-20NAGASHIMA Nobuko
2018-09-23: 47_All_Japan_Chubu_prelim(Japan)
SOBAJIMA Daichi49-15ISHIBARA Kotaro
HASHIMOTO Yuya35-29ISHIBARA Kotaro
ISHIBARA Kotaro43-21TSUCHIDA Daisuke
ISHIBARA Kotaro34-30HARA Shuichi
HATTORI Kouki43-21ISHIBARA Kotaro
2018-08-11: 43_Inuyama_open(Japan)
ISHIBARA Kotaro40-24OHIKE Yoshinori
UNO Toshihiro43-21ISHIBARA Kotaro
ISHIBARA Kotaro33-31YOSHIYUKI Suganuma
ISHIBARA Kotaro35-29TSUKAMOTO Hiroaki
MIYAGAWA Keigo53-11ISHIBARA Kotaro
ISHIBARA Kotaro34-30ESAKI Sachiji
ISHIBARA Kotaro43-21UNO Toshihiro
2018-05-05: 42_Inuyama_open_morning(Japan)
HATTORI Kouki37-27ISHIBARA Kotaro
HARA Shuichi49-15ISHIBARA Kotaro
TSUKAMOTO Hiroaki54-10ISHIBARA Kotaro
ISHIBARA Kotaro49-15ARAKAWA Shuma
2018-04-28: 57_Nagoya_open(Japan)
HATTORI Kouki37-27ISHIBARA Kotaro
ISHIBARA Kotaro34-30ONO Hideki
ESAKI Sachiji52-12ISHIBARA Kotaro
ISHIBARA Kotaro33-31MAESAWA Nobu
ISHIBARA Kotaro48-16KATOKO Takahiro
ISHIBARA Kotaro33-31OHIRA Takuhiro