Yoshinobu Yamamoto played in Major League Baseball from 2024 to 2025, appearing in 48 games over 2 seasons. He recorded a total of 19 W and 10 L, an ERA of 2.66, 306 SO, a WHIP of 1.032, and a WAR of 6.7.
🧾 Basic Profile
 | |
| Name | Yoshinobu Yamamoto |
| Date of Birth | August 17, 1998 |
| Nationality |  Japan |
| Position | Pitcher |
| Throws | Right |
| Bats | Right |
| MLB Debut | 2024 |
Yoshinobu Yamamoto Yearly Pitching Stats
This chart shows the season-by-season changes in ERA, SO, and IP for Yoshinobu Yamamoto.
📊 Career Summary
Yoshinobu Yamamoto appeared in 48 games over 2 MLB seasons from 2024 to 2025. Below are his cumulative stats and MLB all-time rankings:
| GS | 48 (MLB Rank: 2,452) |
| W | 19 (MLB Rank: 3,052) |
| L | 10 (MLB Rank: 4,450) |
| ERA | 2.66 (MLB Rank: 977) |
| IP | 263.2 (MLB Rank: 3,760) |
| SO | 306 (MLB Rank: 2,457) |
| BB | 81 (MLB Rank: 4,238) |
| H | 191 (MLB Rank: 4,374) |
| HR | 21 (MLB Rank: 3,706) |
| SO9 | 10.45 (MLB Rank: 413) |
| BB9 | 2.76 (MLB Rank: 9,283) |
| H9 | 6.52 (MLB Rank: 11,282) |
| HR9 | 0.72 (MLB Rank: 6,118) |
| WHIP | 1.032 (MLB Rank: 11,413) |
| WAR | 6.7 (MLB Rank: 1,738) |
📊 Last Season Summary (2025)
In his final season (2025), Yoshinobu Yamamoto recorded the following stats:
| GS | 30 |
| W | 12 |
| L | 8 |
| ERA | 2.49 |
| IP | 173.2 |
| SO | 201 |
| BB | 59 |
| H | 113 |
| HR | 14 |
| SO9 | 10.42 |
| BB9 | 3.06 |
| H9 | 5.86 |
| HR9 | 0.73 |
| WHIP | 0.99 |
| WAR | 4.9 |
📈 Seasonal Highlights
- Most Wins: 2025, 12 W
- Most SO: 2025, 201 SO
- Most IP: 2025, 173.2 IP
- Best WAR: 2025, 4.9 WAR
- Best ERA: 2025, 2.49 ERA
🎯 Postseason Performance
Yoshinobu Yamamoto appeared in 10 games during the postseason. He recorded an ERA of 2.28, pitched 55.3 IP, struck out 48 batters, with 7 W and 1 L.
Yoshinobu Yamamoto Career Pitching Stats Overview
| season | W | L | ERA | W-L% | SV | SO | IP | WAR | WHIP | HR | H | BB | R | ER | ERA+ | FIP | SO9 | SO/BB | GS | G | GF | CG | SHO | HR9 | H9 | BB9 | BK | HBP | IBB | WP | BF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2024 | 7 | 2 | 3 | 0.778 | 0 | 105 | 90 | 1.8 | 1.111 | 7 | 78 | 22 | 32 | 30 | 129 | 2.61 | 10.5 | 4.77 | 18 | 18 | 0 | 0 | 0 | 0.7 | 7.8 | 2.2 | 0 | 1 | 0 | 2 | 368 |
2025 | 12 | 8 | 2.49 | 0.6 | 0 | 201 | 173.2 | 4.9 | 0.99 | 14 | 113 | 59 | 53 | 48 | 167 | 2.94 | 10.4 | 3.41 | 30 | 30 | 0 | 0 | 0 | 0.7 | 5.9 | 3.1 | 0 | 3 | 0 | 5 | 684 |
