| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 2004 | Yakult | Jap Cen | Intl | - | 22 | 10 | 4 | 3.17 | 23 | 0 | 2 | 0 | 0 | 0 | 0 | 139.1 | 115 | 52 | 49 | 26 | 39 | 128 | 0 | 0 | 0 | 1.11 | 7.43 | 1.68 | 2.52 | 8.27 | 3.36 | 3.28 | |
| 2005 | Yakult | Jap Cen | Intl | - | 23 | 9 | 10 | 2.81 | 20 | 0 | 1 | 1 | 0 | 0 | 0 | 128.1 | 120 | 41 | 40 | 13 | 35 | 78 | 4 | 0 | 0 | 1.21 | 8.42 | 0.91 | 2.45 | 5.47 | 2.88 | 2.23 | |
| 2006 | Yakult | Jap Cen | Intl | - | 24 | 2 | 2 | 3.83 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 47.0 | 43 | 20 | 20 | 6 | 16 | 39 | 1 | 0 | 0 | 1.26 | 8.23 | 1.15 | 3.06 | 7.47 | 3.83 | 2.44 | |
| 2007 | Yakult Swallows | Jap Cen | Intl | 17 | 25 | 4 | 3 | 3.43 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 65.2 | 58 | 26 | 25 | 9 | 15 | 35 | 0 | 0 | 0 | 1.11 | 7.95 | 1.23 | 2.06 | 4.80 | 3.56 | 2.33 | |
| 2008 | Yakult Swallows | Jap Cen | Intl | - | 26 | 7 | 9 | 4.70 | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 115.0 | 115 | 67 | 60 | 19 | 44 | 83 | 2 | 0 | 2 | 1.38 | 9.00 | 1.49 | 3.44 | 6.50 | 5.24 | 1.89 | |
| 2009 | Yakult Swallows | Jap Cen | Intl | - | 27 | 5 | 6 | 4.81 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 73.0 | 72 | 44 | 39 | 11 | 25 | 48 | 3 | 0 | 3 | 1.33 | 8.88 | 1.36 | 3.08 | 5.92 | 5.42 | 1.92 | |
| 2010 | Yakult Swallows | Jap Cen | Intl | - | 28 | 1 | 0 | 2.20 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 16.1 | 13 | 4 | 4 | 1 | 10 | 12 | 0 | 0 | 0 | 1.41 | 7.16 | 0.55 | 5.51 | 6.61 | 2.20 | 1.20 | |
| 2011 | Yakult Swallows | Jap Cen | Intl | - | 29 | 1 | 0 | 6.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3.0 | 5 | 2 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 2.00 | 15.00 | 0.00 | 3.00 | 3.00 | 6.00 | 1.00 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 2004 | Yakult | Jap Cen | Intl | - | 22 | P | 24 | 49 | 3 | 10 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 12 | 1 | 0 | 0 | 0 | 2 | 10 | 50 | 0 | 10 | .204 | .220 | .204 | .424 | .000 | .000 | .000 | 0.00 | 24.00 | 0.00 | 0.00 | ||
| 2006 | Yakult | Jap Cen | Intl | - | 24 | P | 9 | 15 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 0 | 0 | 0 | 5 | 18 | 0 | 5 | .333 | .333 | .333 | .666 | .000 | .000 | .417 | 0.00 | 16.67 | 0.00 | 0.00 | ||
| 2007 | Yakult Swallows | Jap Cen | Intl | 17 | 25 | P | 11 | 20 | 0 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 7 | 0 | 2 | 0 | 0 | 0 | 4 | 22 | 0 | 4 | .200 | .200 | .200 | .400 | .000 | .000 | .308 | 0.00 | 31.82 | 0.00 | 0.00 | ||
| 2007 | Tohoku Rakuten Golden Eagles | Jap Pac | Intl | - | 25 | P | 11 | 15 | 0 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 6 | 17 | 2 | 2 | .267 | .353 | .400 | .753 | .267 | .133 | .333 | 11.76 | 17.65 | 1.50 | 0.00 | ||
| 2008 | Yakult Swallows | Jap Cen | Intl | - | 26 | P | 20 | 27 | 3 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 9 | 0 | 0 | 0 | 4 | 36 | 0 | 4 | .148 | .148 | .148 | .296 | .000 | .000 | .174 | 0.00 | 11.11 | 0.00 | 0.00 | ||
| 2009 | Yakult Swallows | Jap Cen | Intl | - | 27 | P | 14 | 18 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 3 | 0 | 0 | 0 | 4 | 22 | 0 | 4 | .222 | .263 | .222 | .485 | .056 | .000 | .333 | 4.55 | 27.27 | 6.00 | 0.00 | ||
| 2010 | Yakult Swallows | Jap Cen | Intl | - | 28 | P | 7 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | .333 | .333 | .333 | .666 | .000 | .000 | .500 | 0.00 | 33.33 | 0.00 | 0.00 |