| Home | Teams and Players | Homerun Kings | Top Salaries | Most Runs Batted In | Hall of Fame |
| Name | Hisashi Iwakuma |
| Given Name | Hisashi |
| Birth Date | 1981-4-12 |
| Birth City | Higashi Yamato, Tokyo |
| Birth Country | Japan |
| Height | 6'3" |
| Weight | 210 lbs. |
| Batting Hand | Right |
| Pitching Hand | Right |
| Alive | Yes |
| Age | 45 |
| Year | Team | Hits | At Bats | Home Runs | Runs Batted | Batting Average | Wins | Losses | # of Pitching Games | Strikeouts | # of Shutouts |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | Seattle Mariners | 0 | 0 | 0 | 0 | NAN | 9 | 5 | 30 | 101 | 0 |
| 2013 | Seattle Mariners | 0 | 3 | 0 | 0 | 0 | 14 | 6 | 33 | 185 | 0 |
| 2014 | Seattle Mariners | 0 | 4 | 0 | 0 | 0 | 15 | 9 | 28 | 154 | 0 |
| 2015 | Seattle Mariners | 0 | 2 | 0 | 0 | 0 | 9 | 5 | 20 | 111 | 1 |
| 2016 | Seattle Mariners | 0 | 2 | 0 | 0 | 0 | 16 | 12 | 33 | 147 | 0 |
| Year | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|
| 2012 | Pitcher | 1 | 1 | 10 |
| 2013 | Pitcher | 1 | 2 | 26 |
| 2014 | Pitcher | 1 | 1 | 24 |
| 2015 | Pitcher | 0 | 1 | 21 |
| 2016 | Pitcher | 0 | 1 | 19 |