| Nr. | Date | Event & Result | Mvs |
|---|---|---|---|
| 1 | 1972-06-04 | 4th Shin'ei, Round 1 (B, B+7.5) | 247 |
| 2 | 1975-06-05 | Oteai (B, W+R) | 77 |
| 3 | 1980-06-26 | 5th Kisei, Dan Champions' Quarter-final (B, B+R) | 155 |
| 4 | 1988-10-13 | 44th Honinbo League (W, W+R) | 218 |
| 5 | 2005-03-10 | 61st Honinbo A Preliminary (?, -) |
| 1999 | 2000 | 2001 |
| 2002 | 2003 | 2004 |
| 2005 | 2006 | 2007 |
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