| | Player |
POS
| IP | W | L | ERA | WHIP | K | BB |
| 1 |
Emmet Sheehan
| SP | 138 | 9 | 6 | 3.91 | 1.15 | 157 | 44 |
| |
| 2 |
Roki Sasaki
| SP | 108 | 6 | 5 | 4.17 | 1.31 | 103 | 43 |
| |
| 3 |
Tyler Glasnow
| SP | 129 | 8 | 6 | 3.68 | 1.17 | 151 | 48 |
| 4 |
Shohei Ohtani
| SP | 108 | 7 | 5 | 3.36 | 1.11 | 128 | 33 |
| 5 |
Yoshinobu Yamamoto
| SP | 145 | 11 | 6 | 3.24 | 1.11 | 158 | 43 |