 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | SLG | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Kousei Ota# | .5234 | 1955-1961 | |
| 2 | Kiyoshi Yamasaki | .4602 | 1951-1960 | |
| 3 | Hiroji Orido# | .4451 | 1953-1961 | |
| 4 | Kiyohiro Aoyagi# | .4306 | 1953-1961 | |
| 5 | Kazuaki Mukai# | .3974 | 1953-1961 | |
| 6 | Jokichi Kono# | .3808 | 1956-1961 | |
| 7 | Tadao Hasegawa# | .3780 | 1956-1961 | |
| 8 | Ikuhiko Murata | .3727 | 1950-1961 | |
| 9 | Meguru Morioka# | .3649 | 1950-1961 | |
| 10 | Shunsuke Suzuki# | .3565 | 1954-1961 | |
| 11 | Teiljo Otani# | .3441 | 1954-1961 | |
| 12 | Minehiro Onishi# | .2735 | 1956-1961 | |
| 13 | Kannon Yamamoto# | .2722 | 1954-1961 |
