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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OBP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Tomiji Sato | .3973 | 2024-2030 | |
| 2 | Donald Mitchell | .3665 | 2025-2036 | |
| 3 | Bob Blanchard | .3512 | 2032-2036 | |
| 4 | Mushanokoji Matsumoto | .3496 | 2032-2036 | |
| 5 | Leland Vaughn | .3484 | 2024-2033 | |
| 6 | Joe Barton | .3470 | 2024-2032 | |
| 7 | Bruce Miller | .3431 | 2024-2028 | |
| 8 | Carlos Rivas# | .3397 | 2032-2040 | |
| 9 | Álex Valdés# | .3350 | 2026-2040 | |
| 10 | Kazunari Ito# | .3330 | 2028-2040 | |
| 11 | Walter Daniel# | .3233 | 2036-2040 |
