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| Date(1999) | Venue | Result | |
| 1 | 12,13 May | Takigawa | Chikun(b) won by 6.5 |
| 2 | 24,25 May | Mie | Sonjin(b) won by resign |
| 3 | 31 May , 01 Jun | Kyoto | Chikun(b) won by 7.5 |
| 4 | 10,11 Jun | Kumamoto | Sonjin(b) won by 0.5 |
| 5 | 22,23 Jun | Fukuoka | Sonjin(w) won by 2.5 |
| 6 | 05,06 Jul | Shizuoka | Sonjin(b) won by resign |
| 7 | --- | --- | --- |
| Play Off | |||
| Date | Player | Venue | Result |
| 05 Apr 1999 | Hikosaka Naoto Cho Sonjin |
Nihon Kiin Nagoya |
Sonjin(b) won by resign |
| Play Off | ||
| Player | 1st | 2nd |
| Ishida Akira | Ryu (resign) |
Yamada (resign) |
| Ryu Shikun | ||
| Yamada Kimio | ||
| The 54th Honinbo League | ||||||||||
| RNK | Player | O.R | O.M | Hi | Ko | Ya | I | Ch | Ry | Record |
| 3 | O Rissei | - | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 4-3 |
| * | O Meien | 0 | - | 0 | 0 | 0 | 0 | 0 | 1 | 1-6 |
| 2 | Hikosaka Naoto | 0 | 1 | - | 1 | 1 | 1 | 1 | 0 | 5-2 |
| * | Kobayashi Satoru | 0 | 1 | 0 | - | 0 | 0 | 0 | 0 | 1-6 |
| 4 | Yamada Kimio | 1 | 1 | 0 | 1 | - | 0 | 1 | 0 | 4-3 |
| * | Ishida Akira | 0 | 1 | 0 | 1 | 1 | - | 0 | 1 | 4-3 |
| 1 | Cho Sonjin | 1 | 1 | 0 | 1 | 0 | 1 | - | 1 | 5-2 |
| * | Ryu Shikun | 1 | 0 | 1 | 1 | 1 | 0 | 0 | - | 4-3 |