Honinbo

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81st Honinbo

Organizers: Mainichi Shimbun, The Nihon Ki-in, Kansai Ki-in
Sponsors: Daiwa Securities Co.Ltd.

Title match

Players 1st round2026-05-13HigashiOmiShiga 2nd round2026-05-20MoriguchiOsaka 3rd round2026-06-03GamagoriAichi 4th round2026-06-19HakoneKanagawa 5th round2026-07-01KofuYamanashi
Ichiriki Ryo (Honinbo) W+1.5 B+R
Fukuoka Kotaro (7 dan) W+R B+R

Tournament table

Players 1st round 2nd round Semifinals Challenger
decision
match
Shibano Toramaru(K) Kono RinW+R02-12 Kono RinW+R02-23 Otake YuW+R03-05 Fukuoka KotaroB+2.503-30
Kono Rin(9d)
Ueno Asami(6d) Ida AtsushiW+R01-26
Ida Atsushi(9d)
Sada Atsushi(7d) Mito ShuheiB+R01-26 Otake YuW+R02-26
Mito Shuhei(4d)
Wu Boyi(6d) Otake YuW+3.501-29
Otake Yu(7d)
Shida Tatsuya(8d) Shida TatsuyaW+R02-05 Fukuoka KotaroB+R03-05 Fukuoka KotaroB+R03-12
Tsuruta Kazushi(7d)
Fukuoka Kotaro(7d) Fukuoka KotaroB+R02-19
Sakai Yuki(7d)
Iyama Yuta(G) Iyama YutaW+R02-09 Iyama YutaB+R02-26
Hirose Yuichi(7d)
Kyo Kagen(9d) Kyo KagenB+R02-02
Son Makoto(8d)

The last preliminary tournament

  • Players Final
    Motoki Katsuya(9d) Sakai YukiB+R12-04
    Sakai Yuki(6d)
  • Players Final
    Yahata Naoki(3d) Kono RinB+R12-08
    Kono Rin(9d)
  • Players Final
    Takashima Yugo(4d) Ueno AsamiW+3.512-25
    Ueno Asami(6d)
  • Players Final
    Terayama Rei(6d) Kyo KagenB+5.511-27
    Kyo Kagen(9d)
  • Players Final
    Iyama Yuta(G) Iyama YutaB+R01-08
    Hirata Tomoya(8d)
  • Players Final
    Koike Yoshihiro(7d) Tsuruta KazushiB+R11-27
    Tsuruta Kazushi(7d)
  • Players Final
    Sada Atsushi(7d) Sada AtsushiB+R12-18
    Anzai Nobuaki(8d)
  • Players Final
    Fujita Akihiko(8d) Otake YuB+5.512-11
    Otake Yu(7d)
  • Players Final
    Yu Zhengqi(9d) Hirose YuichiW+R12-01
    Hirose Yuichi(7d)
  • Players Final
    Murakawa Daisuke(9d) Fukuoka KotaroW+R01-22
    Fukuoka Kotaro(7d)
  • Players Final
    Shida Tatsuya(8d) Shida TatsuyaW+R12-15
    Koyama Kuya(7d)
  • Players Final
    Omote Yuto(4d) Ida AtsushiB+3.501-19
    Ida Atsushi(9d)
  • Players Final
    Wu Boyi(6d) Wu BoyiW+R01-08
    Seki Kotaro(9d)
  • Players Final
    Seto Taiki(8d) Mito ShuheiB+R12-11
    Mito Shuhei(4d)

Preliminary tournament A

  • Players 1st round Final
    Nakaonoda Tomomi(9d) Ishikure IkuroB+5.509-04 Terayama ReiW+R10-23
    Ishikure Ikuro(9d)
    Terayama Rei(6d) Terayama ReiW+R10-16
    Nyu Eiko(4d)
  • Players 1st round Final
    Fujita Akihiko(8d) Fujita AkihikoB+R08-28 Fujita AkihikoB+R10-02
    Mukai Chiaki(6d)
    Onishi Ryuhei(7d) Hoshiai ShihoW+R09-08
    Hoshiai Shiho(4d)
  • Players 1st round Final
    Hirose Yuichi(7d) Hirose YuichiW+R09-04 Hirose YuichiW+R10-09
    Morita Michihiro(9d)
    Yi Liao(4d) Yi LiaoW+R09-15
    Tajiri Yuto(5d)
  • Players 1st round Final
    Takao Shinji(9d) Takao ShinjiW+R09-15 Sakai YukiB+R10-09
    Han Zenki(8d)
    Kato Atsushi(9d) Sakai YukiW+R09-15
    Sakai Yuki(6d)
  • Players 1st round Final
    Hirata Tomoya(8d) Hirata TomoyaB+0.508-28 Hirata TomoyaB+R09-29
    Akiyama Jiro(9d)
    Shuto Shun(8d) Ito MasashiW+0.508-28
    Ito Masashi(6d)
  • Players 1st round Final
    Kono Rin(9d) Kono RinB+R09-08 Kono RinB+R10-16
    Fujii Koki(3d)
    Onishi Kenya(6d) Onishi KenyaW+R09-11
    Tsuneishi Takashi(5d)
  • Players 1st round Final
    Seki Kotaro(9d) Seki KotaroW+R10-02 Seki KotaroW+2.511-03
    Cho Zuiketsu(6d)
    Rin Kanketsu(8d) Rin KanketsuB+R09-11
    Kondo Toshiki(3d)
  • Players 1st round Final
    Fujisawa Rina(7d) Cho UW+3.508-28 Fukuoka KotaroB+R11-06
    Cho U(9d)
    Kuwabara Itsuki(2d) Fukuoka KotaroW+R10-09
    Fukuoka Kotaro(7d)
  • Players 1st round Final
    Nakane Naoyuki(9d) Nakane NaoyukiB+R08-28 Tsuruta KazushiW+R10-27
    Hane Naoki(9d)
    Tanaka Nobuyuki(5d) Tsuruta KazushiB+R09-25
    Tsuruta Kazushi(7d)
  • Players 1st round Final
    Shida Tatsuya(8d) Shida TatsuyaB+R09-08 Shida TatsuyaW+4.510-30
    Muramatsu Hiroki(7d)
    Muramoto Wataru(5d) Muramoto WataruW+R10-09
    Iwamaru Taira(7d)
  • Players 1st round Final
    Mito Shuhei(4d) Mito ShuheiW+R09-22 Mito ShuheiB+R10-16
    Tajima Shingo(6d)
    Hikosaka Naoto(9d) Hikosaka NaotoW+1.509-08
    Yamada Kimio(9d)
  • Players 1st round Final
    Abe Yoshiki(5d) Yahata NaokiB+R10-08 Yahata NaokiB+R10-29
    Yahata Naoki(3d)
    Nakano Yasuhiro(9d) Yuki SatoshiB+R10-15
    Yuki Satoshi(9d)
  • Players 1st round Final
    Wu Boyi(6d) Wu BoyiB+R10-15 Wu BoyiW+R11-19
    Watanabe Yu(3d)
    Nishi Takenobu(6d) Hon AkiyoshiB+R10-22
    Hon Akiyoshi(5d)
  • Players 1st round Final
    Tanaka Koyu(5d) Tanaka KoyuW+4.510-15 Sada AtsushiW+R11-20
    Fujii Shuya(8d)
    Tsuji Shigehito(5d) Sada AtsushiW+R10-08
    Sada Atsushi(7d)