50th Gosei
Organizers: Newspaper Go Consortium, The Nihon Ki-in, Kansai Ki-in
Title match
| Players |
1st round2025-06-25ChiyodaTokyo |
2nd round2025-07-09ChiyodaTokyo |
3rd round2025-07-18ChiyodaTokyo |
4th round2025-08-01ChiyodaTokyo |
5th round2025-08-20ChiyodaTokyo |
| Iyama Yuta (Gosei) |
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| Shibano Toramaru (Judan) |
B+R |
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Tournament table
| Players |
1st round |
2nd round |
3rd round |
Semifinals |
Challengerdesicionmatch |
| Shibano Toramaru(J) |
Shibano ToramaruB+R03-10 |
Shibano ToramaruDefault04-24 |
Shibano ToramaruB+R05-22 |
Shibano ToramaruW+R05-29 |
| Ohashi Naruya(8d) |
Yuki SatoshiB+R01-27 |
| Yuki Satoshi(9d) |
| Ri Ishu(8d) |
Murakawa DaisukeB+R02-06 |
Murakawa DaisukeW+R03-13 |
| Murakawa Daisuke(9d) |
| Hirata Tomoya(8d) |
Hirata TomoyaW+R01-16 |
| Ko Iso(9d) |
| Komatsu Hideki(9d) |
Rin KanketsuB+R12-26 |
Rin KanketsuW+R02-27 |
Rin KanketsuB+0.504-17 |
| Rin Kanketsu(8d) |
| Sakai Yuki(6d) |
Sakai YukiB+R12-05 |
| Fujita Akihiko(8d) |
| Taniguchi Toru(5d) |
Taniguchi ToruB+R01-20 |
Koike YoshihiroW+0.503-24 |
| Kono Rin(9d) |
| Koike Yoshihiro(7d) |
Koike YoshihiroB+R12-12 |
| Sada Atsushi(7d) |
| Ichiriki Ryo(K) |
Ichiriki RyoB+R03-20 |
Ichiriki RyoB+R04-24 |
Otake YuW+R05-08 |
| Shida Tatsuya(8d) |
Yu ZhengqiW+2.501-30 |
| Yu Zhengqi(8d) |
| Seki Kotaro(9d) |
Seki KotaroW+R12-12 |
Seki KotaroW+10.503-27 |
| Motoki Katsuya(9d) |
| Fukuoka Kotaro(7d) |
Hara MasakazuB+R01-16 |
| Hara Masakazu(4d) |
| Otake Yu(7d) |
Otake YuW+R02-03 |
Otake YuW+6.502-24 |
Otake YuW+R04-07 |
| Mutsuura Yuta(8d) |
| Yamashiro Hiroshi(9d) |
Mitani TetsuyaB+R12-19 |
| Mitani Tetsuya(8d) |
| Ryu Shikun(9d) |
Kyo KagenW+11.512-23 |
Adachi ToshimasaW+R03-03 |
| Kyo Kagen(9d) |
| Adachi Toshimasa(7d) |
Preliminary tournament A
-
| Tajiri Yuto(5d) |
Tajiri YutoW+R09-02 |
Kono RInW+R10-17 |
| Sotoyanagi Sebun(5d) |
| Ogaki Yusaku(9d) |
Kono RinB+R09-09 |
| Kono Rin(9d) |
-
| Kurotaki Masaki(7d) |
Anzai NobuyukiB+R08-29 |
Mitani TetsuyaB+R10-17 |
| Anzai Nobuaki(8d) |
| O Rissei(9d) |
Mitani TetsuyaB+R09-12 |
| Mitani Tetsuya(8d) |
-
| Kim Sujun(9d) |
Ryu ShikunB+0.509-12 |
Ryu ShikunB+8.510-03 |
| Ryu Shikun(9d) |
| Cho U(9d) |
Cho UW+4.508-29 |
| So Yokoku(9d) |
-
| Kataoka Satoshi(9d) |
Seki KotaroB+1.509-05 |
Seki KotaroW+R10-10 |
| Seki Kotaro(9d) |
| Cho Riyu(9d) |
Yamada TakujiB+4.509-09 |
| Yamada Takuji(8d) |
-
| Koike Yoshihiro(7d) |
Koike YoshihiroW+R08-29 |
Koike YoshihiroW+R10-17 |
| Hirose Yuichi(7d) |
| Miura Taro(3d) |
Miura TaroB+R10-03 |
| Kanazawa Hideo(8d) |
-
| Aoki Hirotaka(3d) |
Yamashita KeigoB+R09-12 |
Fujita AkihikoW+R10-03 |
| Yamashita Keigo(9d) |
| Han Zenki(8d) |
Fujita AkihikoW+7.509-05 |
| Fujita Akihiko(7d) |
-
| Rin Kanketsu(8d) |
Rin KanketsuB+1.509-09 |
Rin KanketsuB+2.510-10 |
| Cho Chikun(HM) |
| Kondo Toshiki(2d) |
Tsuruyama AtsushiW+R09-23 |
| Tsuruyama Atsushi(8d) |
-
| Nyu Eiko(4d) |
Nyu EikoW+1.509-05 |
Hirata TomoyaB+R09-26 |
| Yo Chito(6d) |
| Hirata Tomoya(8d) |
Hirata TomoyaB+R09-09 |
| Numadate Sakiya(7d) |
-
| Iguchi Toyohide(8d) |
Kyo KagenB+R09-26 |
Kyo KagenW+R10-21 |
| Kyo Kagen(9d) |
| Son Makoto(7d) |
Kobayashi SatoruB+0.509-12 |
| Kobayashi Satoru(9d) |
-
| Motoki Katsuya(9d) |
Motoki KatsuyaW+3.509-30 |
Motoki KatsuyaW+R10-21 |
| Suzuki Shinji(8d) |
| Yokotsuka Riki(7d) |
Onishi KenyaB+1.509-09 |
| Onishi Kenya(6d) |
-
| Koyama Kuya(6d) |
Ko IsoW+R09-19 |
Ko IsoW+0.510-24 |
| Ko Iso(9d) |
| Akiyama Jiro(9d) |
Akiyama JiroW+R10-07 |
| Ueno Asami(5d) |
-
| Terayama Rei(6d) |
Fujisawa RinaB+R09-12 |
Ri IshuB+R10-17 |
| Fujisawa Rina(7d) |
| Ri Ishu(8d) |
-
| Yoda Ozora(1d) |
Yoda OzoraB+R09-23 |
Komatsu HidekiB+R10-14 |
| Takao Shinji(9d) |
| Komatsu Hideki(9d) |
-
| Nakane Naoyuki(9d) |
Nakane NaoyukiW+0.509-12 |
Otake YuB+R10-21 |
| Nakamura Shinya(9d) |
| Otake Yu(7d) |
Otake YuB+1.509-26 |
| Tsuruta Kazushi(6d) |
-
| Sasaka Shiro(8d) |
Hikosaka NaotoB+R08-29 |
Ohashi NaruyaB+R10-17 |
| Hikosaka Naoto(9d) |
| Kato Chie(3d) |
Ohashi NaruyaW+R09-05 |
| Ohashi Naruya(8d) |
-
| Muramoto Wataru(4d) |
Muramoto WataruW+2.509-12 |
Yamashiro HiroshiB+3.510-17 |
| Tanaka Nobuyuki(5d) |
| Ishida Atsushi(9d) |
Yamashiro HiroshiW+6.509-12 |
| Yamashiro Hiroshi(9d) |
-
| Mutsuura Yuta(8d) |
Mutsuura YutaW+R09-30 |
Mutsuura YutaW+R10-21 |
| Hane Naoki(9d) |
| Terada Shuta(3d) |
Ida AtsushiW+R09-26 |
| Ida Atsushi(9d) |
-
| Oba Junya(8d) |
Oba JunyaB+R08-29 |
Shida TatsuyaB+R09-12 |
Shida TatsuyaB+R10-03 |
| Kikkawa Hajime(4d) |
| Shida Tatsuya(8d) |
| Takagi Junpei(3d) |
Yamada KimioB+R09-12 |
| Yamada Kimio(9d) |
-
| Sonoda Yuichi(9d) |
Sonoda YuichiB+R08-07 |
Sonoda YuichiW+6.509-25 |
Taniguchi ToruB+R10-16 |
| Sakakibara Masaaki(7d) |
| Seto Taiki(8d) |
Ha YoungilB+1.509-12 |
| Ha Youngil(7d) |
| Kumaki Teruya(2d) |
Taniguchi ToruW+6.509-04 |
Taniguchi ToruW+4.509-18 |
| Taniguchi Toru(5d) |
| Sato Yuta(4d) |
Sato YutaB+R07-24 |
| Okawa Takuya(3d) |
-
| Hon Akiyoshi(5d) |
Hon AkiyoshiW+R05-29 |
Hon AkiyoshiB+R09-25 |
Yuki SatoshiW+R10-30 |
| Maeda Ryo(6d) |
| Tatsumi Akane(3d) |
Nakano YasuhiroW+R08-26 |
| Nakano Yasuhiro(9d) |
| Yahata Naoki(3d) |
Nishimura JinW+R07-24 |
Yuki SatoshiW+1.509-12 |
| Nishimura Jin(2d) |
| Izumo Tetsuya(7d) |
Yuki SatoshiW+R07-31 |
| Yuki Satoshi(9d) |
-
| Wu Boyi(6d) |
Wu BoyiW+R07-10 |
Yata NaokiB+2.509-04 |
Hara MasakazuB+R10-30 |
| Hatanaka Hoshinobu(5d) |
| Ono Ayako(1d) |
Yata NaokiB+9.508-07 |
| Yata Naoki(9d) |
| Endo Takahiro(9d) |
Hara MasakazuB+R08-07 |
Hara MasakazuB+R10-16 |
| Hara Masakazu(4d) |
| Okuma Yuto(2d) |
Abe YoshikiW+R09-04 |
| Abe Yoshiki(4d) |
-
| Watanabe Kandai(3d) |
Watanabe KandaiW+R07-24 |
Watanabe KandaiB+R09-11 |
Sada AtsushiW+R10-23 |
| Ushinohama Satsuo(9d) |
| Iida Junya(2d) |
Takatsu MasaakiW+R08-07 |
| Takatsu Masaaki(3d) |
| Mishima Hibiki(1d) |
Omote YutoB+R06-26 |
Sada AtsushiB+3.507-17 |
| Omote Yuto(2d) |
| Sakai Kentaro(2d) |
Sada AtsushiW+4.506-06 |
| Sada Atsushi(7d) |
-
| Yu Zhengqi(8d) |
Yu ZhengqiW+R08-28 |
Yu ZhengqiB+1.510-07 |
Yu ZhengqiB+0.510-28 |
| Fujii Shuya(8d) |
| Kubo Katsuaki(9d) |
Kurahashi MasayukiB+11.508-07 |
| Kurahashi Masayuki(9d) |
| Kiyonari Tetsuya(9d) |
Utsumi KokiW+R08-07 |
Tsuji ShigehitoW+R10-02 |
| Utsumi Koki(4d) |
| Takashima Yugo(4d) |
Tsuji ShigehitoB+R09-12 |
| Tsuji Shigehito(5d) |
-
| Murakawa Daisuke(9d) |
Murakawa DaisukeB+R07-17 |
Murakawa DaisukeW+9.509-11 |
Murakawa DaisukeW+R11-06 |
| Ota Ryo(2d) |
| Imabun Taro(3d) |
Imabun TaroW+R08-01 |
| Tamura Chiaki(3d) |
| Hoshikawa Koyo(4d) |
Hoshikawa KoyoB+5.508-07 |
Nishi TakenobuW+R10-09 |
| Ando Hinata(1d) |
| Nishi Takenobu(5d) |
Nishi TakenobuB+0.509-18 |
| Tanaka Koyu(5d) |