 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | SLG | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Masao Shiotani# | .4508 | 1953-1961 | |
| 2 | Daijiro Sato# | .4431 | 1953-1961 | |
| 3 | Ayahito Yamamoto# | .4247 | 1952-1961 | |
| 4 | Honoo Fujioka# | .4228 | 1950-1961 | |
| 5 | Binya Nishi# | .4170 | 1957-1961 | |
| 6 | Tomonori Shimada# | .4068 | 1955-1961 | |
| 7 | Yukio Smith# | .3739 | 1953-1961 | |
| 8 | Ritsuki Iwasa# | .3626 | 1953-1961 | |
| 9 | Kiyuu Yamashita# | .3569 | 1951-1961 | |
| 10 | Atsushi Tanaka# | .3473 | 1956-1961 | |
| 11 | Manzo Shimabukuro | .3329 | 1952-1958 | |
| 12 | Takuyou Koyama | .3198 | 1954-1960 | |
| 13 | Mutsuhito Ezaki# | .3088 | 1955-1961 | |
| 14 | Norihiko Uemura | .2884 | 1955-1960 |
