54th Okan-sen
Host Organization: Chunichi Shimbun
Title match
| Players | 1st round 11-29 Takayama Gifu |
|---|---|
| Hane Naoki (Okan) | B+R |
| Nakano Hironari (9 dan) |
Hane Naoki kept the title.
Tournament table
| Players | 1st round | 2nd round | Semifinals | Challenger decision match |
|---|---|---|---|---|
| Matsuoka Hideki(9d) | Matsuoka H B+0.5 12-13 |
Matsuoka H B+R 04-11 |
Tsuruta K W+7.5 07-30 |
Nakano H B+1.5 10-10 |
| Hikosaka Naoto(9d) | ||||
| Yanagisawa Satoshi(3d) | ||||
| Shida Tatsuya(6d) | Tsuruta K W+0.5 03-14 |
Tsuruta K B+5.5 05-02 | ||
| Tsuruta Kazushi(2d) | ||||
| Yoshioka Kaoru(7d) | ||||
| Imamura Yoshiaki(9d) | Imamura Y B+1.5 02-07 |
Imamura Y W+R 07-11 |
Nakano H W+5.5 09-05 | |
| Yamashiro Hiroshi(9d) | ||||
| Ida Atsushi(7d) | ||||
| Shimojima Yohei(7d) | Nakane N W+R 01-10 |
Nakano H W+R 06-13 | ||
| Nakane Naoyuki(8d) | ||||
| Nakano Hironari(9d) | ||||
History; 2012-12-08 Page was created. 2012-12-15 Updated. 2013-01-04,12 Updated. 2013-02-03,10 Updated. 2013-03-09,16 Updated. 2013-04-06,13 Updated. 2013-05-03,11 Updated. 2013-06-07,14 Updated. 2013-07-06,13,26 Updated. 2013-08-02,30 Updated. 2013-09-06 Updated. 2013-10-04,12 Updated. 2013-12-01 Updated.