 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OBP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Yauyuki Hayashida# | .3823 | 1942-1947 | |
| 2 | Eizo Yanagi# | .3398 | 1940-1947 | |
| 3 | Hyouma Kawamura# | .3334 | 1938-1947 | |
| 4 | Keishou Fujinami# | .3272 | 1943-1947 | |
| 5 | Hironori Kanda | .3205 | 1938-1944 | |
| 6 | Itsuro Ono | .3202 | 1938-1947 | |
| 7 | Yoshikatsu Urata# | .3176 | 1938-1947 | |
| 8 | Tsugio Nakano# | .2472 | 1940-1947 |
