| - | JPBA Ranking | - |
| Best32('06) | The best performance in JAPAN OPEN | - |
| 0.8333(5/6) | Winning percentage after best16 | - |
| 0.5185(14/27) | Total winning percentage on hill to hill | 0.7000(7/10) |
| 0.3864(17/44) | Finals/best16 | 0.0000(0/11) |
Kazufumi OTSUBO |
Tetsuo AKASHI |
|
| 240 | 24.08.2025Losers round 42025 Meijin-sen(Amature) | 11 |
Kazufumi OTSUBO |
Tetsuo AKASHI |
|
| 240 | 18.08.2024Losers round Finals2024 Meijin-sen(Amature) |
15 |
| 4 | 10.03.2024Quarter-finals2024 Kyusei West Japan A | 7 |
Kazufumi OTSUBO |
Tetsuo AKASHI |
|
| 6 | 02.09.2017Winners round 62017 JAPA MASTERSQ-group3 | 5 |