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| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OPS | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Yukiyoshi Goto# | .7431 | 1944-1947 | |
| 2 | Fumisaburo Tsukiyama# | .7269 | 1938-1947 | |
| 3 | Taro Ito# | .7110 | 1938-1947 | |
| 4 | Saburo Suzuki | .7076 | 1938-1944 | |
| 5 | Hokuto Yamamoto# | .6879 | 1938-1947 | |
| 6 | Tanzan Miyake | .6254 | 1938-1944 | |
| 7 | Hisatada Morino# | .6164 | 1938-1947 |
