| Most Innings Pitched without Starting a Game | |||||
|---|---|---|---|---|---|
| Player | Team | Year | Age | IP | G |
| Yajirobei Otomo | BUC | 2034 | 29 | 138.1 | 64 |
| Eijiro Takahashi | WIZ | 2030 | 30 | 138.0 | 59 |
| Anatoly Ivanovich | THB | 2035 | 28 | 134.1 | 60 |
| Anatoly Ivanovich | THB | 2033 | 26 | 129.2 | 60 |
| An Jang-Yop | TOL | 2035 | 29 | 128.2 | 63 |
| Tomás Vargas | BUC | 2031 | 25 | 128.1 | 56 |
| Brandeis Vogt | GRE | 2034 | 34 | 126.2 | 58 |
| Anatoly Ivanovich | THB | 2034 | 27 | 126.2 | 63 |
| Tyler MacHugh | BUC | 2031 | 30 | 126.1 | 55 |
| Tomás Vargas | BUC | 2030 | 24 | 126.0 | 57 |
| Júlio Rodríguez | PORT | 2031 | 29 | 121.1 | 57 |
| Raúl Romero | PORT | 2035 | 27 | 115.0 | 61 |
| Bob Roth | CD | 2029 | 22 | 114.2 | 52 |
| Júlio Rodríguez | PORT | 2033 | 31 | 114.1 | 51 |
| Mario Rosales | BUF | 2054 | 31 | 113.2 | 54 |
| Tomás Vargas | BUC | 2032 | 26 | 113.0 | 56 |
| Raúl Romero | PORT | 2040 | 32 | 112.2 | 51 |
| Mannus Dijkman | BUF | 2042 | 33 | 112.1 | 35 |
| Shang-de Fu | CHI | 2036 | 25 | 112.1 | 52 |
| Domingo Velasco | MON | 2038 | 33 | 112.0 | 54 |