Koji Uehara played in Major League Baseball from 2009 to 2017, appearing in 436 games over 9 seasons. He recorded a total of 22 W and 26 L, an ERA of 2.66, 572 SO, a WHIP of 0.89, and a WAR of 13.5.
🧾 Basic Profile
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| Name | Koji Uehara |
| Date of Birth | April 3, 1975 |
| Nationality |  Japan |
| MLB Debut | 2009 |
Koji Uehara Yearly Pitching Stats
This chart shows the season-by-season changes in ERA, SO, and IP for Koji Uehara.
📊 Career Summary
Koji Uehara appeared in 436 games over 9 MLB seasons from 2009 to 2017. Below are his cumulative stats and MLB all-time rankings:
| GS | 12 (MLB Rank: 4,189) |
| GF | 207 (MLB Rank: 263) |
| W | 22 (MLB Rank: 2,771) |
| L | 26 (MLB Rank: 2,706) |
| SV | 95 (MLB Rank: 179) |
| ERA | 2.66 (MLB Rank: 968) |
| IP | 480.2 (MLB Rank: 2,597) |
| SO | 572 (MLB Rank: 1,333) |
| BB | 78 (MLB Rank: 4,277) |
| H | 350 (MLB Rank: 3,216) |
| HR | 60 (MLB Rank: 1,709) |
| SO9 | 10.71 (MLB Rank: 350) |
| BB9 | 1.46 (MLB Rank: 10,985) |
| H9 | 6.55 (MLB Rank: 11,105) |
| HR9 | 1.12 (MLB Rank: 3,093) |
| WHIP | 0.89 (MLB Rank: 11,490) |
| WAR | 13.5 (MLB Rank: 945) |
📊 Last Season Summary (2017)
In his final season (2017), Koji Uehara recorded the following stats:
| GS | 0 |
| GF | 10 |
| W | 3 |
| L | 4 |
| SV | 2 |
| ERA | 3.98 |
| IP | 43 |
| SO | 50 |
| BB | 12 |
| H | 38 |
| HR | 7 |
| SO9 | 10.47 |
| BB9 | 2.51 |
| H9 | 7.95 |
| HR9 | 1.47 |
| WHIP | 1.163 |
| WAR | 0.2 |
📈 Seasonal Highlights
- Most Wins: 2014, 6 W
- Most SO: 2013, 101 SO
- Most IP: 2013, 74.1 IP
- Best WAR: 2013, 3.5 WAR
- Best ERA: 2013, 1.09 ERA
🎯 Postseason Performance
Koji Uehara appeared in 16 games during the postseason. He recorded an ERA of 0.56, pitched 16.2 IP, struck out 20 batters, with 1 W and 1 L.
Koji Uehara 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2009 | 2 | 4 | 4.05 | 0.333 | 0 | 48 | 66.2 | 1.4 | 1.245 | 7 | 71 | 12 | 33 | 30 | 113 | 3.56 | 6.5 | 4 | 12 | 12 | 0 | 0 | 0 | 0.9 | 9.6 | 1.6 | 0 | 0 | 1 | 0 | 279 |
2010 | 1 | 2 | 2.86 | 0.333 | 13 | 55 | 44 | 1.3 | 0.955 | 5 | 37 | 5 | 15 | 14 | 146 | 2.4 | 11.3 | 11 | 0 | 43 | 22 | 0 | 0 | 1 | 7.6 | 1 | 0 | 0 | 0 | 1 | 174 |
2011 | 2 | 3 | 2.35 | 0.4 | 0 | 85 | 65 | 2.1 | 0.723 | 11 | 38 | 9 | 17 | 17 | 183 | 3.03 | 11.8 | 9.44 | 0 | 65 | 22 | 0 | 0 | 1.5 | 5.3 | 1.2 | 0 | 0 | 1 | 0 | 243 |
2012 | 0 | 0 | 1.75 | 0 | 1 | 43 | 36 | 1.4 | 0.639 | 4 | 20 | 3 | 7 | 7 | 252 | 2.4 | 10.8 | 14.33 | 0 | 37 | 13 | 0 | 0 | 1 | 5 | 0.8 | 0 | 0 | 0 | 1 | 130 |
2013 | 4 | 1 | 1.09 | 0.8 | 21 | 101 | 74.1 | 3.5 | 0.565 | 5 | 33 | 9 | 10 | 9 | 379 | 1.61 | 12.2 | 11.22 | 0 | 73 | 40 | 0 | 0 | 0.6 | 4 | 1.1 | 0 | 1 | 2 | 1 | 265 |
2014 | 6 | 5 | 2.52 | 0.545 | 26 | 80 | 64.1 | 1.7 | 0.917 | 10 | 51 | 8 | 18 | 18 | 159 | 3.09 | 11.2 | 10 | 0 | 64 | 50 | 0 | 0 | 1.4 | 7.1 | 1.1 | 0 | 1 | 0 | 1 | 249 |
2015 | 2 | 4 | 2.23 | 0.333 | 25 | 47 | 40.1 | 1.2 | 0.917 | 3 | 28 | 9 | 14 | 10 | 194 | 2.44 | 10.5 | 5.22 | 0 | 43 | 38 | 0 | 0 | 0.7 | 6.2 | 2 | 0 | 0 | 1 | 4 | 160 |
2016 | 2 | 3 | 3.45 | 0.4 | 7 | 63 | 47 | 0.7 | 0.957 | 8 | 34 | 11 | 18 | 18 | 130 | 3.51 | 12.1 | 5.73 | 0 | 50 | 12 | 0 | 0 | 1.5 | 6.5 | 2.1 | 0 | 2 | 1 | 1 | 184 |
2017 | 3 | 4 | 3.98 | 0.429 | 2 | 50 | 43 | 0.2 | 1.163 | 7 | 38 | 12 | 21 | 19 | 111 | 3.79 | 10.5 | 4.17 | 0 | 49 | 10 | 0 | 0 | 1.5 | 8 | 2.5 | 0 | 0 | 3 | 0 | 178 |