| 40位 | 2026JPBA Ranking | 94位 |
| Champion('19) | The best performance in JAPAN OPEN | Best32('04) |
| 0.7123(151/212) | Winning percentage after best16 | 0.1429(1/7) |
| 0.5690(66/116) | Total winning percentage on hill to hill | 0.5714(20/35) |
| 0.2632(70/266) | Finals/best16 | 0.0714(2/28) |
Naoyuki OI |
Makoto OKAWA |
|
| 9 | 22.10.2022Round of 642022 Japan OpenQ-group4 128-16 | 0 |
Naoyuki OI |
Makoto OKAWA |
|
| 9 | 16.07.2017Round of 1282017 Japan OpenQ-group1 | 4 |
Naoyuki OI |
Makoto OKAWA |
|
| 9 | 20.07.2015Round of 1282015 Japan Open | 2 |
Naoyuki OI |
Makoto OKAWA |
|
| 9 | 08.07.2007Round of 162007 Grand Prix East 4th | 6 |
Naoyuki OI |
Makoto OKAWA |
|
| 5 | 22.10.2006Round of 162006 Grand Prix East 7th | 9 |