64th Okan
Organizers: Chunichi Shimbun, Nihon Kiin Chubu Headquarters
Title match
| Players | 1st round2023-11-30TakayamaGifu |
|---|---|
| Ida Atsushi (Okan) | B+R |
| Mutsuura Yuta (8 dan) |
Tournament table
| Players | 1st round | 2nd round | Semifinals | Challenger decision match |
|---|---|---|---|---|
| Nishioka Masao(3d) | Nishioka MasaoB+R03-09 | Imamura YoshiakiW+3.506-29 | Nakao JungoB+R09-07 | Mutsuura YutaB+R10-12 |
| Miyagawa Fumihiko(8d) | ||||
| Imamura Yoshiaki(9d) | ||||
| Yamashiro Hiroshi(9d) | Matsuoka HidekiW+R02-09 | Nakao JungoW+R04-13 | ||
| Matsuoka Hideki(9d) | ||||
| Nakao Jungo(9d) | ||||
| Hane Naoki(9d) | Hane NaokiW+10.512-08 | Hane NaokiB+R05-11 | Mutsuura YutaB+R08-03 | |
| Hiroe Hiroyuki(9d) | ||||
| Ogata Masaki(9d) | ||||
| Shida Tatsuya(8d) | Shida TatsuyaW+R01-12 | Mutsuura YutaB+R06-01 | ||
| Nakane Naoyuki(9d) | ||||
| Mutsuura Yuta(8d) | ||||