| 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 |
| 1995 | Sioux City Explorers | Northern | Indy | - | 22 | 3 | 1 | 1.83 | 6 | 6 | 1 | 1 | 0 | 0 | 0 | 39.1 | 27 | 12 | 8 | 4 | 14 | 41 | 1 | 1 | 0 | 1.04 | 6.18 | 0.92 | 3.20 | 9.38 | 2.75 | 2.93 | |
| 1995 | Seibu | Jap Pac | Intl | - | 22 | 2 | 0 | 1.99 | 9 | 0 | 1 | 1 | 0 | 0 | 0 | 45.1 | 43 | 15 | 10 | 2 | 10 | 34 | 0 | 0 | 0 | 1.17 | 8.54 | 0.40 | 1.99 | 6.75 | 2.98 | 3.40 | |
| 1996 | Seibu | Jap Pac | Intl | - | 23 | 16 | 10 | 3.17 | 31 | 0 | 13 | 2 | 0 | 0 | 1 | 210.1 | 172 | 77 | 74 | 21 | 74 | 173 | 0 | 0 | 0 | 1.17 | 7.36 | 0.90 | 3.17 | 7.40 | 3.29 | 2.34 | |
| 1997 | Seibu | Jap Pac | Intl | - | 24 | 15 | 5 | 3.12 | 32 | 0 | 10 | 0 | 0 | 0 | 1 | 207.2 | 187 | 85 | 72 | 20 | 68 | 192 | 0 | 0 | 0 | 1.23 | 8.10 | 0.87 | 2.95 | 8.32 | 3.68 | 2.82 | |
| 1998 | Seibu | Jap Pac | Intl | - | 25 | 13 | 12 | 3.38 | 33 | 0 | 8 | 5 | 0 | 0 | 4 | 181.0 | 160 | 80 | 68 | 16 | 73 | 148 | 0 | 0 | 0 | 1.29 | 7.96 | 0.80 | 3.63 | 7.36 | 3.98 | 2.03 | |
| 1999 | Seibu | Jap Pac | Intl | - | 26 | 14 | 10 | 3.41 | 29 | 0 | 7 | 3 | 0 | 0 | 0 | 179.1 | 141 | 72 | 68 | 20 | 55 | 141 | 0 | 0 | 0 | 1.09 | 7.08 | 1.00 | 2.76 | 7.08 | 3.61 | 2.56 | |
| 2000 | Seibu | Jap Pac | Intl | 13 | 27 | 11 | 5 | 3.77 | 24 | 0 | 4 | 2 | 0 | 0 | 0 | 145.2 | 136 | 62 | 61 | 22 | 59 | 131 | 0 | 0 | 0 | 1.34 | 8.40 | 1.36 | 3.65 | 8.09 | 3.83 | 2.22 | |
| 2002 | Seibu | Jap Pac | Intl | - | 29 | 15 | 10 | 3.51 | 29 | 0 | 3 | 2 | 0 | 0 | 0 | 182.0 | 166 | 76 | 71 | 25 | 51 | 180 | 0 | 0 | 0 | 1.19 | 8.21 | 1.24 | 2.52 | 8.90 | 3.76 | 3.53 | |
| 2003 | Seibu | Jap Pac | Intl | - | 30 | 6 | 3 | 6.84 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 76.1 | 85 | 60 | 58 | 19 | 31 | 69 | 0 | 0 | 0 | 1.52 | 10.02 | 2.24 | 3.66 | 8.14 | 7.07 | 2.23 | |
| 2004 | Seibu | Jap Pac | Intl | - | 31 | 10 | 5 | 3.22 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 117.1 | 97 | 50 | 42 | 19 | 56 | 112 | 0 | 0 | 0 | 1.30 | 7.44 | 1.46 | 4.30 | 8.59 | 3.84 | 2.00 | |
| 2005 | Seibu | Jap Pac | Intl | - | 32 | 17 | 5 | 2.77 | 25 | 0 | 3 | 1 | 0 | 0 | 0 | 172.0 | 157 | 55 | 53 | 13 | 34 | 137 | 5 | 0 | 0 | 1.11 | 8.22 | 0.68 | 1.78 | 7.17 | 2.88 | 4.03 | |
| 2006 | Seibu | Jap Pac | Intl | 13 | 33 | 9 | 9 | 3.55 | 26 | 0 | 2 | 0 | 0 | 0 | 0 | 177.1 | 175 | 76 | 70 | 22 | 65 | 154 | 0 | 0 | 9 | 1.35 | 8.88 | 1.12 | 3.30 | 7.82 | 3.86 | 2.37 | |
| 2007 | Seibu Lions | Jap Pac | Intl | - | 34 | 9 | 11 | 4.28 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 153.2 | 149 | 78 | 73 | 18 | 44 | 103 | 2 | 0 | 0 | 1.26 | 8.73 | 1.05 | 2.58 | 6.03 | 4.57 | 2.34 | |
| 2008 | Seibu Lions | Jap Pac | Intl | - | 35 | 8 | 6 | 5.03 | 22 | 21 | 0 | 0 | 1 | 0 | 0 | 116.1 | 125 | 69 | 65 | 18 | 48 | 92 | 5 | 0 | 4 | 1.49 | 9.67 | 1.39 | 3.71 | 7.12 | 5.34 | 1.92 | |
| 2009 | Seibu Lions | Jap Pac | Intl | - | 36 | 4 | 4 | 5.11 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 93.1 | 110 | 55 | 53 | 14 | 38 | 60 | 3 | 0 | 4 | 1.59 | 10.61 | 1.35 | 3.66 | 5.79 | 5.30 | 1.58 | |
| 2010 | Seibu Seibu Lions | Jap Pac | Intl | - | 37 | 3 | 2 | 5.49 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 57.1 | 65 | 36 | 35 | 8 | 27 | 43 | 0 | 0 | 0 | 1.60 | 10.20 | 1.26 | 4.24 | 6.75 | 5.65 | 1.59 | |
| 2011 | Seibu Lions | Jap Pac | Intl | - | 38 | 7 | 0 | 2.57 | 22 | 0 | 2 | 1 | 0 | 0 | 0 | 140.0 | 104 | 44 | 40 | 5 | 41 | 104 | 2 | 1 | 0 | 1.04 | 6.69 | 0.32 | 2.64 | 6.69 | 2.83 | 2.54 | |
| 2012 | Seibu Lions | Jap Pac | Intl | - | 39 | 5 | 2 | 3.75 | 14 | 14 | 0 | 0 | 0 | 0 | 0 | 81.2 | 77 | 35 | 34 | 4 | 29 | 44 | 0 | 0 | 1 | 1.30 | 8.49 | 0.44 | 3.20 | 4.85 | 3.86 | 1.52 | |
| 2013 | Seibu Lions | Jap Pac | Intl | - | 40 | 0 | 2 | 8.44 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 10.2 | 18 | 10 | 10 | 2 | 9 | 7 | 0 | 0 | 0 | 2.53 | 15.19 | 1.69 | 7.59 | 5.91 | 8.44 | 0.78 | |
| 2014 | Seibu Lions | Jap Pac | Intl | - | 41 | 0 | 0 | 4.91 | 8 | 0 | 0 | 0 | 8 | 0 | 0 | 11.0 | 10 | 10 | 6 | 3 | 8 | 11 | 1 | 0 | 3 | 1.64 | 8.18 | 2.45 | 6.55 | 9.00 | 8.18 | 1.38 | |
| 2015 | Seibu Lions | Jap Pac | Intl | - | 42 | 0 | 1 | 9.00 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 4.0 | 6 | 4 | 4 | 1 | 1 | 4 | 1 | 0 | 0 | 1.75 | 13.50 | 2.25 | 2.25 | 9.00 | 9.00 | 4.00 | |
| Tot: | Indy (1 yrs) | Indy | 3 | 1 | 1.83 | 6 | 6 | 1 | 1 | 0 | 0 | 0 | 39.1 | 27 | 12 | 8 | 4 | 14 | 41 | 1 | 1 | 0 | 1.04 | 6.18 | 0.92 | 3.20 | 9.38 | 2.75 | 2.93 |
| 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 |
| 2006 | Seibu | Jap Pac | Intl | 13 | 33 | P | 26 | 8 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 8 | 0 | 2 | .250 | .250 | .250 | .500 | .000 | .000 | .400 | 0.00 | 37.50 | 0.00 | 0.00 | ||
| 2007 | Seibu Lions | Jap Pac | Intl | - | 34 | P | 25 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 4 | 0 | 1 | .333 | .333 | .333 | .666 | .000 | .000 | .500 | 0.00 | 25.00 | 0.00 | 0.00 | ||
| 2008 | Seibu Lions | Jap Pac | Intl | - | 35 | P | 22 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 6 | 0 | 1 | .250 | .400 | .250 | .650 | .250 | .000 | .500 | 16.67 | 33.33 | 2.00 | 0.00 | ||
| 2009 | Seibu Lions | Jap Pac | Intl | - | 36 | P | 25 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | 0.00 | 0.00 | ||
| 2011 | Seibu Lions | Jap Pac | Intl | - | 38 | P | 23 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | 0.00 | 0.00 | ||
| 2012 | Seibu Lions | Jap Pac | Intl | - | 39 | P | 14 | 6 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 1 | .167 | .167 | .167 | .334 | .000 | .000 | .333 | 0.00 | 50.00 | 0.00 | 0.00 | ||
| 2015 | Seibu Lions | Jap Pac | Intl | - | 42 | P | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | 0.00 | 0.00 |