Masahiro Tanaka played in Major League Baseball from 2014 to 2020, appearing in 174 games over 7 seasons. He recorded a total of 78 W and 46 L, an ERA of 3.74, 991 SO, a WHIP of 1.13, and a WAR of 17.4.
Masahiro Tanaka Yearly Pitching Stats
This chart shows the season-by-season changes in ERA, SO, and IP for Masahiro Tanaka.
🧾 Basic Profile
 | |
| Name | Masahiro Tanaka |
| Date of Birth | November 1, 1988 |
| Nationality |  Japan |
| MLB Debut | 2014 |
📊 Career Summary
Masahiro Tanaka appeared in 174 games over 7 MLB seasons from 2014 to 2020. Below are his cumulative stats and MLB all-time rankings:
| GS | 173 (MLB Rank: 918) |
| W | 78 (MLB Rank: 891) |
| L | 46 (MLB Rank: 1,680) |
| ERA | 3.74 (MLB Rank: 3,234) |
| IP | 1054.1 (MLB Rank: 1,249) |
| SHO | 4 (MLB Rank: 1,229) |
| CG | 7 (MLB Rank: 2,422) |
| SO | 991 (MLB Rank: 570) |
| BB | 208 (MLB Rank: 2,320) |
| H | 983 (MLB Rank: 1,328) |
| HR | 159 (MLB Rank: 454) |
| SO9 | 8.46 (MLB Rank: 1,458) |
| BB9 | 1.78 (MLB Rank: 10,843) |
| H9 | 8.39 (MLB Rank: 9,023) |
| HR9 | 1.36 (MLB Rank: 2,085) |
| WHIP | 1.13 (MLB Rank: 10,987) |
| WAR | 17.4 (MLB Rank: 715) |
📊 Last Season Summary (2020)
In his final season (2020), Masahiro Tanaka recorded the following stats:
| GS | 10 |
| W | 3 |
| L | 3 |
| ERA | 3.56 |
| IP | 48 |
| SO | 44 |
| BB | 8 |
| H | 48 |
| HR | 9 |
| SO9 | 8.25 |
| BB9 | 1.5 |
| H9 | 9 |
| HR9 | 1.69 |
| WHIP | 1.167 |
| WAR | 0.7 |
📈 Seasonal Highlights
- Most Wins: 2016, 14 W
- Most SO: 2017, 194 SO
- Most IP: 2016, 199.2 IP
- Best WAR: 2016, 5.2 WAR
- Best ERA: 2014, 2.78 ERA
🎯 Postseason Performance
Masahiro Tanaka appeared in 10 games during the postseason. He recorded an ERA of 3.33, pitched 54 IP, struck out 44 batters, with 5 W and 4 L.
Masahiro Tanaka 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2014 | 13 | 5 | 2.77 | 0.722 | 0 | 141 | 136.1 | 3.1 | 1.056 | 15 | 123 | 21 | 47 | 42 | 138 | 3.04 | 9.3 | 6.71 | 20 | 20 | 0 | 3 | 1 | 1 | 8.1 | 1.4 | 0 | 4 | 0 | 4 | 542 |
2015 | 12 | 7 | 3.51 | 0.632 | 0 | 139 | 154 | 3.1 | 0.994 | 25 | 126 | 27 | 66 | 60 | 116 | 3.98 | 8.1 | 5.15 | 24 | 24 | 0 | 1 | 0 | 1.5 | 7.4 | 1.6 | 0 | 1 | 0 | 4 | 609 |
2016 | 14 | 4 | 3.07 | 0.778 | 0 | 165 | 199.2 | 5.2 | 1.077 | 22 | 179 | 36 | 75 | 68 | 140 | 3.51 | 7.4 | 4.58 | 31 | 31 | 0 | 0 | 0 | 1 | 8.1 | 1.6 | 0 | 3 | 0 | 7 | 805 |
2017 | 13 | 12 | 4.74 | 0.52 | 0 | 194 | 178.1 | 1.1 | 1.239 | 35 | 180 | 41 | 100 | 94 | 95 | 4.34 | 9.8 | 4.73 | 30 | 30 | 0 | 1 | 1 | 1.8 | 9.1 | 2.1 | 0 | 7 | 1 | 7 | 752 |
2018 | 12 | 6 | 3.75 | 0.667 | 0 | 159 | 156 | 2.3 | 1.128 | 25 | 141 | 35 | 68 | 65 | 112 | 4.01 | 9.2 | 4.54 | 27 | 27 | 0 | 1 | 1 | 1.4 | 8.1 | 2 | 0 | 7 | 0 | 3 | 635 |
2019 | 11 | 9 | 4.45 | 0.55 | 0 | 149 | 182 | 1.9 | 1.242 | 28 | 186 | 40 | 95 | 90 | 100 | 4.27 | 7.4 | 3.73 | 31 | 32 | 0 | 1 | 1 | 1.4 | 9.2 | 2 | 0 | 2 | 0 | 7 | 759 |
2020 | 3 | 3 | 3.56 | 0.5 | 0 | 44 | 48 | 0.7 | 1.167 | 9 | 48 | 8 | 25 | 19 | 120 | 4.42 | 8.3 | 5.5 | 10 | 10 | 0 | 0 | 0 | 1.7 | 9 | 1.5 | 0 | 2 | 0 | 0 | 197 |