|
|
 |
| Year | Team |
G | W |
L | SV |
CG | SHO |
BF |
IP |
|
H | HR |
BB | HB |
SO | WP |
BK | R |
ER | ERA |
| 1999 | Seibu | 25 | 16 | 5 | 0 | 6 | 2 | 743 | 180 |
| 124 | 14 | 87 | 8 | 151 | 5 | 2 | 55 | 52 | 2.60 |
| 2000 | Seibu | 27 | 14 | 7 | 1 | 6 | 2 | 727 | 167 | .2 | 132 | 12 | 95 | 4 | 144 | 2 | 0 | 85 | 74 | 3.97 |
| 2001 | Seibu | 33 | 15 | 15 | 0 | 12 | 2 | 1004 | 240 | .1 | 184 | 27 | 117 | 8 | 214 | 9 | 1 | 104 | 96 | 3.60 |
| 2002 | Seibu | 14 | 6 | 2 | 0 | 2 | 0 | 302 | 73 | .1 | 60 | 13 | 15 | 7 | 78 | 2 | 1 | 30 | 30 | 3.68 |
| 2003 | Seibu | 29 | 16 | 7 | 0 | 8 | 2 | 801 | 194 |
| 165 | 13 | 63 | 9 | 215 | 4 | 0 | 71 | 61 | 2.83 |
| 2004 | Seibu | 23 | 10 | 6 | 0 | 10 | 5 | 601 | 146 |
| 127 | 7 | 42 | 6 | 127 | 5 | 0 | 50 | 47 | 2.90 |
| 2005 | Seibu | 28 | 14 | 13 | 0 | 15 | 3 | 868 | 215 |
| 172 | 13 | 49 | 10 | 226 | 9 | 0 | 63 | 55 | 2.30 |
| 2006 | Seibu | 25 | 17 | 5 | 0 | 13 | 2 | 722 | 186 | .1 | 138 | 13 | 34 | 3 | 200 | 5 | 0 | 50 | 44 | 2.13 |
| NPB Totals | 204 | 108 | 60 | 1 | 72 | 18 | 5768 | 1402 | .2 | 1102 | 112 | 502 | 55 | 1355 | 41 | 4 | 508 | 459 | 2.95 |
|
| 2007 | Boston | 32 | 15 | 12 | 0 | 1 | 0 | 874
| 204 | .2 | 191 | 25 | 80 | 13 | 201 | 5 | 0 | 100 | 100 | 4.40 |
| 2008 | Boston | 29 | 18 | 3 | 0 | 0 | 0 | 716
| 167 | .2 | 128 | 12 | 94 | 7 | 154 | 5 | 0 | 58 | 54 | 2.90 |
| MLB Totals | 61 | 33 | 15 | 0 | 1 | 0 | 1590 | 372 | .1 | 319 | 37 | 174 | 20 | 355 | 10 | 0 | 158 | 154 | 3.72 |
|