Not enough days in 2009 season to compile WAA record.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 20090417 | XXXXX | -1.19 | BOS |
| 20090501 | XXXXX | -1.22 | BOS |
| 20090515 | XXXXX | -1.22 | BOS |
| 20090529 | -038- | -1.67 | BOS |
| 20090612 | -032- | -1.91 | BOS |
| 20090626 | -009- | -3.17 | BOS |
| 20090710 | -011- | -3.22 | BOS |
| 20090727 | -018- | -3.21 | BOS |
| 20090810 | -024- | -3.21 | BOS |
| 20090824 | -027- | -3.19 | BOS |
| 20090907 | -031- | -3.20 | BOS |
| 20090921 | -050- | -2.69 | BOS |
| 20091006 | -140- | -1.99 | BOS |
Daisuke Matsuzaka Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| XXXXX | -1 | 35.7 | 4.79 | 7 | 0 | BOS |
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