 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | PCT | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Yukio Kubo# | .9681 | 1940-1947 | |
| 2 | Satomu Kono | .9556 | 1938-1944 | |
| 3 | Teruhiko Iwahashi# | .9553 | 1938-1947 | |
| 4 | Toyonobu Iwasaki | .9515 | 1939-1944 | |
| 5 | Hokuto Yamamoto# | .9431 | 1938-1947 | |
| 6 | Susumu Sasada | .9430 | 1938-1943 | |
| 7 | Yoshizumi Smith# | .9414 | 1939-1947 | |
| 8 | Tomoyoshi Takeuchi# | .9354 | 1944-1947 | |
| 9 | Souta Aoyama# | .9332 | 1938-1947 |
