| - | JPBA Ranking | - |
| Champion('99,'95,'94,etc..) | The best performance in JAPAN OPEN | Best8('92) |
| 0.6774(168/248) | Winning percentage after best16 | 0.5714(8/14) |
| 0.5000(35/70) | Total winning percentage on hill to hill | 0.5000(1/2) |
| 0.2935(81/276) | Finals/best16 | 0.2222(2/9) |
Takeshi OKUMURA |
Tsutomu OSHIRO |
|
| - | 19.11.1989Quarter-finals1989 All Japan Championship | 8 |
Takeshi OKUMURA |
Tsutomu OSHIRO |
|
| 7 | 17.01.1988Round of 161988 Japan Open | - |
