| Year | Rank | WAA | Tm | Pos | Win% | Lg | Age |
|---|---|---|---|---|---|---|---|
| 2008 | -053- | -1.95 | HAM | PITCH | 0.247 | japan | 20 |
| 2009 | XXXXX | -1.07 | HAM | PITCH | 0.205 | japan | 21 |
| 2010 | -063- | -1.76 | HAM | PITCH | 0.195 | japan | 22 |
| 2011 | -053- | -1.53 | HAM | PITCH | 0.319 | japan | 23 |
| 2012 | +007+ | 4.98 | HAM | PITCH | 0.629 | japan | 24 |
| 2013 | +090+ | 1.39 | HAM | PITCH | 0.539 | japan | 25 |
| 2014 | -040- | -1.89 | HAM | PITCH | 0.382 | japan | 26 |
| 2015 | -044- | -1.57 | HAM | PITCH | 0.456 | japan | 27 |
| 2016 | -081- | -1.34 | HAM | PITCH | 0.445 | japan | 28 |
| 2017 | -033- | -1.97 | YOM | PITCH | 0.269 | japan | 29 |
| 2018 | XXXXX | -0.63 | YOM | PITCH | 0.472 | japan | 30 |
| 2019 | XXXXX | -0.69 | HAM | PITCH | 0.210 | japan | 31 |
| 2019 | XXXXX | -0.90 | YOM | PITCH | NA | japan | 31 |
| 2020 | XXXXX | 0.06 | HAM | PITCH | NA | japan | 32 |
| 2021 | -060- | -1.32 | SSL | PITCH | NA | japan | 33 |
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