| 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 |
| 1982 | Seibu | Jap Pac | Intl | - | 19 | 1 | 1 | 3.45 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 28.2 | 22 | 11 | 11 | 0 | 21 | 29 | 0 | 0 | 0 | 1.50 | 6.91 | 0.00 | 6.59 | 9.10 | 3.45 | 1.38 | |
| 1983 | Seibu | Jap Pac | Intl | - | 20 | 2 | 0 | 3.24 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 33.1 | 30 | 13 | 12 | 6 | 13 | 24 | 0 | 0 | 0 | 1.29 | 8.10 | 1.62 | 3.51 | 6.48 | 3.51 | 1.85 | |
| 1984 | Seibu | Jap Pac | Intl | - | 21 | 0 | 1 | 2.92 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 12.1 | 10 | 4 | 4 | 1 | 10 | 8 | 0 | 0 | 0 | 1.62 | 7.30 | 0.73 | 7.30 | 5.84 | 2.92 | 0.80 | |
| 1984 | San Jose Bees | Calif | A+ | - | 21 | 3 | 4 | 1.91 | 20 | 0 | 0 | 0 | 20 | 10 | 0 | 37.2 | 42 | 13 | 8 | 1 | 14 | 41 | 3 | 0 | 1 | 1.49 | 10.04 | 0.24 | 3.35 | 9.80 | 3.11 | 2.93 | |
| 1985 | Seibu | Jap Pac | Intl | - | 22 | 8 | 3 | 2.76 | 34 | 0 | 8 | 0 | 0 | 0 | 0 | 137.0 | 84 | 44 | 42 | 13 | 73 | 104 | 0 | 0 | 0 | 1.15 | 5.52 | 0.85 | 4.80 | 6.83 | 2.89 | 1.42 | |
| 1986 | Seibu | Jap Pac | Intl | - | 23 | 11 | 5 | 3.22 | 22 | 0 | 10 | 2 | 0 | 0 | 0 | 145.1 | 111 | 53 | 52 | 22 | 56 | 138 | 0 | 0 | 0 | 1.15 | 6.87 | 1.36 | 3.47 | 8.55 | 3.28 | 2.46 | |
| 1987 | Seibu | Jap Pac | Intl | - | 24 | 15 | 4 | 2.41 | 27 | 0 | 3 | 2 | 0 | 0 | 0 | 223.2 | 181 | 65 | 60 | 18 | 64 | 175 | 0 | 0 | 0 | 1.10 | 7.28 | 0.72 | 2.58 | 7.04 | 2.62 | 2.73 | |
| 1988 | Seibu | Jap Pac | Intl | - | 25 | 10 | 10 | 3.79 | 24 | 0 | 11 | 2 | 0 | 0 | 1 | 159.0 | 164 | 77 | 67 | 18 | 70 | 94 | 0 | 0 | 0 | 1.47 | 9.28 | 1.02 | 3.96 | 5.32 | 4.36 | 1.34 | |
| 1989 | Seibu | Jap Pac | Intl | - | 26 | 4 | 8 | 4.96 | 33 | 0 | 4 | 0 | 0 | 0 | 2 | 118.0 | 126 | 70 | 65 | 12 | 76 | 94 | 0 | 0 | 0 | 1.71 | 9.61 | 0.92 | 5.80 | 7.17 | 5.34 | 1.24 | |
| 1990 | Seibu | Jap Pac | Intl | - | 27 | 9 | 2 | 3.36 | 13 | 0 | 4 | 1 | 0 | 0 | 0 | 85.2 | 58 | 33 | 32 | 11 | 46 | 89 | 0 | 0 | 0 | 1.21 | 6.09 | 1.16 | 4.83 | 9.35 | 3.47 | 1.93 | |
| 1991 | Seibu | Jap Pac | Intl | - | 28 | 16 | 3 | 2.82 | 25 | 0 | 10 | 4 | 0 | 0 | 0 | 175.1 | 124 | 55 | 55 | 17 | 75 | 151 | 0 | 0 | 0 | 1.13 | 6.37 | 0.87 | 3.85 | 7.75 | 2.82 | 2.01 | |
| 1992 | Seibu | Jap Pac | Intl | - | 29 | 11 | 5 | 3.52 | 25 | 0 | 6 | 3 | 0 | 0 | 0 | 150.2 | 140 | 60 | 59 | 17 | 69 | 133 | 0 | 0 | 0 | 1.39 | 8.36 | 1.02 | 4.12 | 7.94 | 3.58 | 1.93 | |
| 1993 | Seibu | Jap Pac | Intl | - | 30 | 15 | 3 | 2.06 | 24 | 0 | 4 | 0 | 0 | 0 | 0 | 170.0 | 129 | 46 | 39 | 10 | 65 | 130 | 0 | 0 | 0 | 1.14 | 6.83 | 0.53 | 3.44 | 6.88 | 2.44 | 2.00 | |
| 1994 | Seibu | Jap Pac | Intl | - | 31 | 11 | 7 | 3.44 | 24 | 0 | 4 | 1 | 0 | 0 | 0 | 130.2 | 120 | 54 | 50 | 12 | 44 | 124 | 0 | 0 | 0 | 1.26 | 8.27 | 0.83 | 3.03 | 8.54 | 3.72 | 2.82 | |
| 1995 | Fukuoka | Jap Pac | Intl | - | 32 | 12 | 5 | 3.64 | 22 | 0 | 6 | 1 | 0 | 0 | 0 | 163.0 | 137 | 69 | 66 | 15 | 48 | 138 | 0 | 0 | 0 | 1.13 | 7.56 | 0.83 | 2.65 | 7.62 | 3.81 | 2.88 | |
| 1996 | Fukuoka | Jap Pac | Intl | - | 33 | 8 | 15 | 3.51 | 29 | 0 | 9 | 1 | 0 | 0 | 0 | 202.2 | 207 | 94 | 79 | 17 | 70 | 178 | 0 | 0 | 0 | 1.37 | 9.19 | 0.75 | 3.11 | 7.90 | 4.17 | 2.54 | |
| 1997 | Fukuoka | Jap Pac | Intl | - | 34 | 11 | 6 | 3.35 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 161.1 | 153 | 61 | 60 | 14 | 48 | 146 | 0 | 0 | 0 | 1.25 | 8.54 | 0.78 | 2.68 | 8.14 | 3.40 | 3.04 | |
| 1998 | Fukuoka | Jap Pac | Intl | - | 35 | 7 | 4 | 3.07 | 15 | 0 | 1 | 0 | 0 | 0 | 0 | 93.2 | 90 | 35 | 32 | 8 | 28 | 65 | 0 | 0 | 0 | 1.26 | 8.65 | 0.77 | 2.69 | 6.25 | 3.36 | 2.32 | |
| 1999 | Fukuoka | Jap Pac | Intl | - | 36 | 11 | 7 | 2.38 | 26 | 0 | 7 | 3 | 0 | 0 | 0 | 196.1 | 143 | 56 | 52 | 12 | 34 | 196 | 0 | 0 | 0 | 0.90 | 6.56 | 0.55 | 1.56 | 8.98 | 2.57 | 5.76 | |
| 2000 | Yomiuri | Jap Cen | Intl | - | 37 | 12 | 5 | 3.11 | 21 | 0 | 1 | 1 | 0 | 0 | 0 | 136.0 | 127 | 53 | 47 | 14 | 16 | 148 | 0 | 0 | 0 | 1.05 | 8.40 | 0.93 | 1.06 | 9.79 | 3.51 | 9.25 | |
| 2002 | Yomiuri | Jap Cen | Intl | - | 39 | 9 | 8 | 2.91 | 24 | 0 | 1 | 1 | 0 | 0 | 0 | 170.1 | 157 | 61 | 55 | 21 | 26 | 151 | 0 | 0 | 0 | 1.07 | 8.30 | 1.11 | 1.37 | 7.98 | 3.22 | 5.81 | |
| 2003 | Yomiuri | Jap Cen | Intl | - | 40 | 7 | 6 | 4.23 | 18 | 0 | 4 | 2 | 0 | 0 | 0 | 117.0 | 117 | 56 | 55 | 15 | 22 | 115 | 0 | 0 | 0 | 1.19 | 9.00 | 1.15 | 1.69 | 8.85 | 4.31 | 5.23 | |
| 2004 | Yomiuri | Jap Cen | Intl | - | 41 | 10 | 7 | 4.67 | 23 | 0 | 2 | 0 | 0 | 0 | 0 | 138.2 | 160 | 78 | 72 | 27 | 33 | 128 | 0 | 0 | 0 | 1.39 | 10.38 | 1.75 | 2.14 | 8.31 | 5.06 | 3.88 | |
| 2005 | Yomiuri | Jap Cen | Intl | - | 42 | 11 | 9 | 4.70 | 24 | 0 | 1 | 0 | 0 | 0 | 0 | 136.0 | 159 | 73 | 71 | 26 | 44 | 130 | 4 | 0 | 0 | 1.49 | 10.52 | 1.72 | 2.91 | 8.60 | 4.83 | 2.95 | |
| 2006 | Yomiuri | Jap Cen | Intl | 47 | 43 | 3 | 2 | 4.50 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 70.0 | 69 | 41 | 35 | 12 | 19 | 52 | 0 | 0 | 3 | 1.26 | 8.87 | 1.54 | 2.44 | 6.69 | 5.27 | 2.74 | |
| 2007 | Yokohama BayStars | Jap Cen | Intl | 47 | 44 | 7 | 6 | 3.91 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 103.2 | 118 | 46 | 45 | 6 | 28 | 73 | 2 | 0 | 0 | 1.41 | 10.24 | 0.52 | 2.43 | 6.34 | 3.99 | 2.61 | |
| 2008 | Yokohama BayStars | Jap Cen | Intl | - | 45 | 0 | 2 | 5.27 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 13.2 | 21 | 13 | 8 | 3 | 5 | 7 | 2 | 0 | 1 | 1.90 | 13.83 | 1.98 | 3.29 | 4.61 | 8.56 | 1.40 | |
| 2009 | Yokohama BayStars | Jap Cen | Intl | - | 46 | 2 | 3 | 6.51 | 46 | 0 | 0 | 0 | 0 | 0 | 0 | 37.1 | 53 | 30 | 27 | 11 | 14 | 24 | 2 | 1 | 0 | 1.79 | 12.78 | 2.65 | 3.38 | 5.79 | 7.23 | 1.71 | |
| 2010 | Seibu Seibu Lions | Jap Pac | Intl | - | 47 | 0 | 2 | 10.50 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 11 | 7 | 7 | 1 | 4 | 7 | 0 | 0 | 0 | 2.50 | 16.50 | 1.50 | 6.00 | 10.50 | 10.50 | 1.75 | |
| Tot: | Minors (1 yrs) | Minors | 3 | 4 | 1.91 | 20 | 0 | 0 | 0 | 10 | 20 | 0 | 37.2 | 42 | 13 | 8 | 1 | 14 | 41 | 3 | 0 | 1 | 1.49 | 10.04 | 0.24 | 3.35 | 9.80 | 3.11 | 2.93 | ||||
| Tot: | A+ (1 yrs) | A+ | 3 | 4 | 1.91 | 20 | 0 | 0 | 0 | 10 | 20 | 0 | 37.2 | 42 | 13 | 8 | 1 | 14 | 41 | 3 | 0 | 1 | 1.49 | 10.04 | 0.24 | 3.35 | 9.80 | 3.11 | 2.93 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| 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 | - | 39 | P | 26 | 54 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 28 | 0 | 4 | 0 | 0 | 1 | 5 | 59 | 0 | 5 | .093 | .109 | .093 | .202 | .019 | .000 | .192 | 1.69 | 47.46 | 28.00 | 0.00 | ||
| 2003 | Yomiuri | Jap Cen | Intl | - | 40 | P | 20 | 34 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 19 | 0 | 3 | 1 | 0 | 0 | 2 | 39 | 0 | 2 | .059 | .083 | .059 | .142 | .029 | .000 | .125 | 2.56 | 48.72 | 19.00 | 0.00 | ||
| 2004 | Yomiuri | Jap Cen | Intl | - | 41 | P | 23 | 44 | 2 | 5 | 1 | 0 | 1 | 8 | 0 | 0 | 2 | 32 | 0 | 0 | 0 | 0 | 0 | 9 | 46 | 2 | 3 | .114 | .152 | .205 | .357 | .000 | .091 | .000 | 4.35 | 69.57 | 16.00 | 44.00 | ||
| 2006 | Yomiuri | Jap Cen | Intl | 47 | 43 | P | 13 | 18 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 1 | 0 | 0 | 0 | 4 | 19 | 0 | 4 | .222 | .222 | .222 | .444 | .000 | .000 | .571 | 0.00 | 57.89 | 0.00 | 0.00 | ||
| 2007 | Yokohama BayStars | Jap Cen | Intl | 47 | 44 | P | 19 | 28 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 3 | 0 | 0 | 0 | 2 | 31 | 0 | 2 | .071 | .071 | .071 | .142 | .000 | .000 | .286 | 0.00 | 67.74 | 0.00 | 0.00 | ||
| 2008 | Yokohama BayStars | Jap Cen | Intl | - | 45 | P | 3 | 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 | ||
| 2009 | Yokohama BayStars | Jap Cen | Intl | - | 46 | P | 46 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | 1.000 | .000 | 1.000 | .000 | .000 | .000 | 100.00 | 0.00 | 0.00 | 0.00 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 95 | 73 | 20 | 94 | 20 | 1 | .420 |