Jason Johnson
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2004-04-05 | DET | @ TOR | W, 7-0 | 6.0 | 4 | 0 | 0 | 2 | 3 | 24 | 1 | 1 | 0 | 7 | 8 | SP, W |
| 2004-04-10 | DET | vs. MIN | L, 10-5 | 2.1 | 7 | 6 | 6 | 1 | 1 | 15 | 0 | 0 | 3 | 5 | 1 | SP, L |
| 2004-04-15 | DET | vs. TOR | L, 11-0 | 4.0 | 5 | 3 | 3 | 1 | 1 | 20 | 2 | 0 | 0 | 3 | 7 | SP, L |
| 2004-04-20 | DET | @ MIN | L, 6-4 | 5.0 | 8 | 6 | 6 | 2 | 2 | 24 | 3 | 0 | 0 | 10 | 2 | SP, L |
| 2004-04-25 | DET | vs. CLE | L, 3-2 | 6.0 | 5 | 3 | 3 | 2 | 1 | 23 | 1 | 0 | 1 | 7 | 8 | SP, L |
| 2004-04-30 | DET | vs. SEA | L, 3-1 | 6.2 | 4 | 1 | 1 | 2 | 4 | 27 | 0 | 0 | 1 | 10 | 6 | SP |
| 2004-05-05 | DET | @ ANA | L, 6-3 | 5.0 | 7 | 6 | 6 | 4 | 1 | 24 | 1 | 0 | 2 | 5 | 7 | SP, L |
| 2004-05-11 | DET | vs. OAK | L, 5-4 | 5.0 | 10 | 4 | 4 | 1 | 2 | 24 | 2 | 0 | 2 | 8 | 3 | SP |
| 2004-05-16 | DET | vs. TEX | W, 3-1 | 5.0 | 5 | 1 | 1 | 3 | 7 | 23 | 0 | 0 | 0 | 3 | 5 | SP, W |
| 2004-05-22 | DET | @ SEA | W, 8-4 | 8.1 | 7 | 4 | 3 | 1 | 7 | 33 | 1 | 0 | 1 | 9 | 9 | SP, W |
| 2004-05-28 | DET | vs. BAL | L, 7-5 | 4.2 | 8 | 6 | 6 | 4 | 5 | 27 | 0 | 1 | 2 | 5 | 4 | SP, L |
| 2004-06-02 | DET | vs. KCR | W, 2-0 | 7.2 | 9 | 0 | 0 | 0 | 3 | 31 | 1 | 0 | 0 | 9 | 10 | SP, W |
| 2004-06-08 | DET | vs. ATL | L, 4-3 | 8.0 | 7 | 3 | 3 | 1 | 8 | 31 | 1 | 0 | 0 | 10 | 4 | SP |
| 2004-06-13 | DET | vs. FLA | L, 9-2 | 3.0 | 8 | 4 | 4 | 2 | 1 | 19 | 1 | 0 | 0 | 3 | 4 | SP, L |
| 2004-06-19 | DET | @ NYM | L, 4-3 | 7.2 | 5 | 3 | 1 | 1 | 6 | 30 | 2 | 0 | 0 | 6 | 10 | SP |
| 2004-06-25 | DET | vs. ARI | W, 2-1 | 8.0 | 1 | 1 | 1 | 1 | 5 | 26 | 0 | 1 | 0 | 11 | 8 | SP, W |
| 2004-07-01 | DET | vs. CLE | L, 7-6 | 7.1 | 9 | 6 | 6 | 2 | 4 | 33 | 3 | 0 | 1 | 5 | 13 | SP |
| 2004-07-06 | DET | @ NYY | W, 9-1 | 8.0 | 6 | 1 | 1 | 0 | 4 | 29 | 1 | 0 | 0 | 8 | 11 | SP, W |
| 2004-07-11 | DET | @ MIN | W, 2-0 | 9.0 | 5 | 0 | 0 | 1 | 11 | 32 | 2 | 0 | 0 | 7 | 8 | SP, W, CG, SHO |
| 2004-07-19 | DET | vs. MIN | L, 3-1 | 8.0 | 7 | 3 | 3 | 2 | 6 | 32 | 2 | 0 | 0 | 11 | 5 | SP, L |
| 2004-07-24 | DET | @ CHW | L, 7-6 | 6.2 | 6 | 5 | 5 | 1 | 3 | 28 | 1 | 0 | 2 | 9 | 6 | SP |
| 2004-07-29 | DET | vs. CHW | W, 3-2 | 6.0 | 3 | 2 | 2 | 1 | 1 | 23 | 1 | 0 | 0 | 10 | 7 | SP, W |
| 2004-08-04 | DET | vs. TEX | L, 8-0 | 6.0 | 10 | 5 | 5 | 2 | 3 | 28 | 3 | 0 | 1 | 11 | 2 | SP, L |
| 2004-08-10 | DET | @ OAK | L, 5-4 | 5.2 | 6 | 5 | 4 | 4 | 3 | 27 | 2 | 0 | 1 | 6 | 5 | SP, L |
| 2004-08-15 | DET | @ ANA | L, 3-2 | 8.0 | 6 | 3 | 2 | 3 | 3 | 30 | 2 | 0 | 0 | 11 | 6 | SP, L, CG |
| 2004-08-21 | DET | vs. SEA | W, 11-10 | 1.1 | 6 | 3 | 3 | 0 | 0 | 10 | 0 | 2 | 0 | 2 | 2 | SP |
| 2004-08-26 | DET | @ BOS | L, 4-1 | 5.0 | 9 | 3 | 2 | 2 | 5 | 25 | 3 | 0 | 0 | 4 | 5 | SP, L |
| 2004-08-31 | DET | @ KCR | L, 9-8 | 5.2 | 9 | 5 | 5 | 1 | 3 | 26 | 0 | 0 | 0 | 7 | 5 | SP |
| 2004-09-09 | DET | vs. KCR | L, 26-5 | 2.1 | 6 | 11 | 9 | 4 | 3 | 18 | 2 | 1 | 0 | 1 | 3 | SP, L |
| 2004-09-13 | DET | vs. MIN | L, 5-3 | 7.0 | 10 | 4 | 3 | 3 | 2 | 30 | 0 | 1 | 1 | 9 | 5 | SP, L |
| 2004-09-18 | DET | @ CHW | L, 9-8 | 4.2 | 6 | 4 | 4 | 5 | 3 | 25 | 1 | 0 | 0 | 2 | 8 | SP |
| 2004-09-24 | DET | @ BAL | L, 7-5 | 6.2 | 9 | 3 | 3 | 1 | 8 | 31 | 2 | 0 | 0 | 5 | 7 | SP |
| 2004-09-29 | DET | vs. CHW | L, 11-2 | 7.0 | 9 | 7 | 7 | 0 | 6 | 31 | 0 | 0 | 4 | 7 | 7 | SP, L |
| Total Games: 33 | ||||||||||||||||