| 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 |
| 1992 | Chiba Lotte | Jap Pac | Intl | - | 24 | 2 | 4 | 2.58 | 40 | 0 | 0 | 0 | 0 | 0 | 19 | 76.2 | 60 | 25 | 22 | 9 | 36 | 91 | 0 | 0 | 0 | 1.25 | 7.04 | 1.06 | 4.23 | 10.68 | 2.93 | 2.53 | |
| 1993 | Chiba Lotte | Jap Pac | Intl | - | 25 | 6 | 3 | 3.09 | 40 | 0 | 0 | 0 | 0 | 0 | 18 | 64.0 | 52 | 22 | 22 | 8 | 39 | 58 | 0 | 0 | 0 | 1.42 | 7.31 | 1.13 | 5.48 | 8.16 | 3.09 | 1.49 | |
| 1994 | Chiba Lotte | Jap Pac | Intl | - | 26 | 6 | 6 | 4.21 | 49 | 0 | 0 | 0 | 0 | 0 | 2 | 98.1 | 98 | 55 | 46 | 12 | 44 | 83 | 0 | 0 | 0 | 1.44 | 8.97 | 1.10 | 4.03 | 7.60 | 5.03 | 1.89 | |
| 1995 | Chiba Lotte | Jap Pac | Intl | - | 27 | 4 | 3 | 1.64 | 40 | 0 | 0 | 0 | 0 | 0 | 10 | 49.1 | 27 | 11 | 9 | 1 | 23 | 65 | 0 | 0 | 0 | 1.01 | 4.93 | 0.18 | 4.20 | 11.86 | 2.01 | 2.83 | |
| 1996 | Chiba Lotte | Jap Pac | Intl | - | 28 | 4 | 5 | 2.78 | 50 | 0 | 0 | 0 | 0 | 0 | 10 | 64.2 | 47 | 20 | 20 | 6 | 23 | 76 | 0 | 0 | 0 | 1.08 | 6.54 | 0.84 | 3.20 | 10.58 | 2.78 | 3.30 | |
| 1997 | Chiba Lotte | Jap Pac | Intl | - | 29 | 6 | 6 | 1.96 | 49 | 0 | 0 | 0 | 0 | 0 | 25 | 73.1 | 65 | 18 | 16 | 5 | 21 | 69 | 0 | 0 | 0 | 1.17 | 7.98 | 0.61 | 2.58 | 8.47 | 2.21 | 3.29 | |
| 1998 | Chiba Lotte | Jap Pac | Intl | - | 30 | 0 | 4 | 3.42 | 25 | 0 | 0 | 0 | 0 | 0 | 9 | 26.1 | 24 | 10 | 10 | 2 | 15 | 22 | 0 | 0 | 0 | 1.48 | 8.20 | 0.68 | 5.13 | 7.52 | 3.42 | 1.47 | |
| 1999 | Chiba Lotte | Jap Pac | Intl | - | 31 | 0 | 1 | 4.50 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 26.0 | 21 | 13 | 13 | 3 | 15 | 22 | 0 | 0 | 0 | 1.38 | 7.27 | 1.04 | 5.19 | 7.62 | 4.50 | 1.47 | |
| 2000 | Yomiuri | Jap Cen | Intl | - | 32 | 0 | 1 | 4.18 | 21 | 0 | 0 | 0 | 0 | 0 | 2 | 23.2 | 21 | 14 | 11 | 5 | 11 | 20 | 0 | 0 | 0 | 1.35 | 7.99 | 1.90 | 4.18 | 7.61 | 5.32 | 1.82 | |
| 2002 | Yomiuri | Jap Cen | Intl | - | 34 | 3 | 1 | 4.70 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 23.0 | 22 | 13 | 12 | 0 | 14 | 21 | 0 | 0 | 0 | 1.57 | 8.61 | 0.00 | 5.48 | 8.22 | 5.09 | 1.50 | |
| 2003 | Yomiuri | Jap Cen | Intl | - | 35 | 1 | 5 | 7.00 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 27.0 | 32 | 25 | 21 | 4 | 5 | 29 | 0 | 0 | 0 | 1.37 | 10.67 | 1.33 | 1.67 | 9.67 | 8.33 | 5.80 | |
| 2004 | Nippon | Jap Pac | Intl | - | 36 | 1 | 1 | 2.86 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 22.0 | 21 | 7 | 7 | 2 | 7 | 18 | 0 | 0 | 0 | 1.27 | 8.59 | 0.82 | 2.86 | 7.36 | 2.86 | 2.57 | |
| 2005 | Tohoku Rakuten | Jap Pac | Intl | - | 37 | 0 | 0 | 7.27 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 14 | 7 | 7 | 2 | 6 | 9 | 1 | 0 | 0 | 2.31 | 14.54 | 2.08 | 6.23 | 9.35 | 7.27 | 1.50 | |
| 2006 | Tohoku Rakuten | Jap Pac | Intl | - | 38 | 2 | 2 | 4.88 | 40 | 0 | 0 | 0 | 0 | 6 | 0 | 27.2 | 30 | 18 | 15 | 1 | 14 | 30 | 0 | 0 | 0 | 1.59 | 9.76 | 0.33 | 4.55 | 9.76 | 5.86 | 2.14 | |
| 2007 | Tohoku Rakuten Golden Eagles | Jap Pac | Intl | - | 39 | 0 | 0 | 9.64 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 4.2 | 6 | 5 | 5 | 2 | 6 | 3 | 0 | 0 | 0 | 2.57 | 11.57 | 3.86 | 11.57 | 5.79 | 9.64 | 0.50 |
| 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 |
| 2002 | Yomiuri | Jap Cen | Intl | - | 34 | P | 25 | 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 |