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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Index | Leaders |
| Manager | Years | From-To | G | W | L | T | WPct | Best Finish | Worst Finish | Playoff App | Championships |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Motoshige Aoki | 6 | 1959-1961 | 420 | 169 | 210 | 41 | .446 | 3rd | 6th | 0 | 0 |
| Joe Davis | 2 | 1960-1961 | 280 | 91 | 164 | 25 | .357 | 6th | 6th | 0 | 0 |
| Teruyoshi Endo | 5 | 1950-1958 | 700 | 416 | 234 | 50 | .640 | 1st | 2nd | 3 | 1 |
| Hal Entwhistle | 4 | 1957-1960 | 560 | 226 | 268 | 66 | .457 | 4th | 5th | 0 | 0 |
| Jim Harper | 3 | 1959-1961 | 420 | 182 | 194 | 44 | .484 | 3rd | 5th | 0 | 0 |
| Earl Higgins | 3 | 1959-1961 | 420 | 215 | 158 | 47 | .576 | 1st | 3rd | 1 | 0 |
| Kenichi Hiramatsu | 5 | 1953-1958 | 700 | 313 | 318 | 69 | .496 | 1st | 4th | 1 | 0 |
| Taisei Hiramatsu | 4 | 1955-1958 | 560 | 224 | 286 | 50 | .439 | 2nd | 5th | 0 | 0 |
| Shusaku Hirose | 5 | 1954-1956 | 420 | 163 | 209 | 48 | .438 | 2nd | 5th | 0 | 0 |
| Matoba Inoue | 4 | 1957-1960 | 560 | 274 | 229 | 57 | .545 | 2nd | 3rd | 0 | 0 |
| Tadashi Iwamoto | 3 | 1959-1961 | 420 | 140 | 237 | 43 | .371 | 6th | 6th | 0 | 0 |
| Horace Jackson | 1 | 1961-1961 | 140 | 64 | 67 | 9 | .489 | 3rd | 3rd | 0 | 0 |
| Motoki Kagawa | 7 | 1950-1960 | 980 | 453 | 440 | 87 | .507 | 1st | 5th | 1 | 0 |
| Kazuyuki Kamiichi | 3 | 1950-1956 | 420 | 200 | 179 | 41 | .528 | 1st | 3rd | 2 | 1 |
| Shun Kawamura | 8 | 1956-1961 | 840 | 376 | 386 | 78 | .493 | 2nd | 5th | 0 | 0 |
| Yusuke Kimura | 6 | 1950-1959 | 840 | 442 | 331 | 67 | .572 | 1st | 4th | 4 | 3 |
| Kaita Kurosawa | 8 | 1952-1961 | 1120 | 594 | 424 | 102 | .583 | 1st | 5th | 6 | 3 |
| Bob Lester | 1 | 1961-1961 | 140 | 66 | 58 | 16 | .532 | 3rd | 3rd | 0 | 0 |
| Tommy McDonell | 2 | 1960-1961 | 280 | 134 | 118 | 28 | .532 | 1st | 5th | 1 | 1 |
| Tanzan Miyake | 1 | 1954-1954 | 140 | 60 | 62 | 18 | .492 | 2nd | 2nd | 0 | 0 |
| Eddie Roseman | 2 | 1960-1961 | 280 | 153 | 106 | 21 | .591 | 2nd | 2nd | 0 | 0 |
| Hiroaki Shimada | 6 | 1953-1959 | 840 | 435 | 304 | 101 | .589 | 1st | 4th | 4 | 2 |
| Akira Smith | 5 | 1951-1958 | 700 | 162 | 472 | 66 | .256 | 2nd | 6th | 0 | 0 |
| Saburo Suguro | 2 | 1952-1953 | 280 | 146 | 107 | 27 | .577 | 1st | 2nd | 1 | 1 |
| Ineo Tsutsumi | 3 | 1951-1956 | 420 | 157 | 212 | 51 | .425 | 2nd | 6th | 0 | 0 |
| Keito Yamashita | 3 | 1957-1959 | 420 | 150 | 238 | 32 | .387 | 5th | 6th | 0 | 0 |
| Takejiro Yonemura | 1 | 1961-1961 | 140 | 68 | 62 | 10 | .523 | 4th | 4th | 0 | 0 |
