| 2003 | Seibu | Jap Pac | Intl | | - | 22 | 0 | 0 | 10.80 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3.1 | 7 | 4 | 4 | 1 | 4 | 1 | 0 | 0 | 0 | 3.30 | 18.90 | 2.70 | 10.80 | 2.70 | 10.80 | 0.25 |
| 2004 | Seibu | Jap Pac | Intl | | - | 23 | 2 | 1 | 3.38 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 32.0 | 26 | 13 | 12 | 3 | 19 | 24 | 0 | 0 | 0 | 1.41 | 7.31 | 0.84 | 5.34 | 6.75 | 3.66 | 1.26 |
| 2005 | Seibu | Jap Pac | Intl | | - | 24 | 1 | 2 | 4.29 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 42.0 | 50 | 21 | 20 | 5 | 11 | 30 | 0 | 0 | 0 | 1.45 | 10.71 | 1.07 | 2.36 | 6.43 | 4.50 | 2.73 |
| 2006 | Seibu | Jap Pac | Intl | | 14 | 25 | 7 | 3 | 2.82 | 59 | 0 | 0 | 0 | 0 | 52 | 29 | 60.2 | 51 | 19 | 19 | 2 | 18 | 52 | 4 | 0 | 3 | 1.14 | 7.57 | 0.30 | 2.67 | 7.71 | 2.82 | 2.89 |
| 2007 | Seibu Lions | Jap Pac | Intl | | - | 26 | 4 | 5 | 5.18 | 44 | 0 | 0 | 0 | 0 | 0 | 13 | 64.1 | 85 | 39 | 37 | 7 | 23 | 48 | 4 | 0 | 0 | 1.68 | 11.89 | 0.98 | 3.22 | 6.72 | 5.46 | 2.09 |
| 2008 | Seibu Lions | Jap Pac | Intl | | - | 27 | 5 | 5 | 3.56 | 50 | 0 | 0 | 0 | 50 | 0 | 1 | 55.2 | 54 | 26 | 22 | 3 | 22 | 38 | 3 | 0 | 4 | 1.37 | 8.73 | 0.49 | 3.56 | 6.14 | 4.20 | 1.73 |
| 2009 | Seibu Lions | Jap Pac | Intl | | - | 28 | 3 | 5 | 3.98 | 47 | 0 | 0 | 0 | 0 | 0 | 16 | 54.1 | 49 | 24 | 24 | 5 | 24 | 45 | 5 | 0 | 1 | 1.34 | 8.12 | 0.83 | 3.98 | 7.45 | 3.98 | 1.88 |
| 2010 | Seibu Seibu Lions | Jap Pac | Intl | | - | 29 | 1 | 3 | 3.67 | 41 | 0 | 0 | 0 | 0 | 0 | 0 | 41.2 | 42 | 20 | 17 | 3 | 6 | 28 | 2 | 0 | 0 | 1.15 | 9.07 | 0.65 | 1.30 | 6.05 | 4.32 | 4.67 |
| 2011 | Yakult Swallows | Jap Cen | Intl | | - | 30 | 0 | 0 | 8.44 | 6 | 0 | 0 | 0 | 0 | 0 | 1 | 5.1 | 10 | 5 | 5 | 0 | 5 | 2 | 0 | 1 | 0 | 2.81 | 16.88 | 0.00 | 8.44 | 3.38 | 8.44 | 0.40 |
| 2012 | Yakult Swallows | Jap Cen | Intl | | - | 31 | 0 | 0 | 7.71 | 4 | 0 | 0 | 0 | 4 | 2 | 0 | 4.2 | 6 | 4 | 4 | 1 | 0 | 4 | 0 | 0 | 0 | 1.29 | 11.57 | 1.93 | 0.00 | 7.71 | 7.71 | 0.00 |