 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OBP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Kousei Ota# | .3874 | 1955-1961 | |
| 2 | Hiroji Orido# | .3574 | 1953-1961 | |
| 3 | Kiyoshi Yamasaki | .3492 | 1951-1960 | |
| 4 | Kazuaki Mukai# | .3491 | 1953-1961 | |
| 5 | Kiyohiro Aoyagi# | .3490 | 1953-1961 | |
| 6 | Kannon Yamamoto# | .3296 | 1954-1961 | |
| 7 | Jokichi Kono# | .3274 | 1956-1961 | |
| 8 | Tadao Hasegawa# | .3225 | 1956-1961 | |
| 9 | Ikuhiko Murata | .3224 | 1950-1961 | |
| 10 | Meguru Morioka# | .3222 | 1950-1961 | |
| 11 | Shunsuke Suzuki# | .2912 | 1954-1961 | |
| 12 | Teiljo Otani# | .2893 | 1954-1961 | |
| 13 | Minehiro Onishi# | .2505 | 1956-1961 |
