| # | Song | Length | Composer | |
|---|---|---|---|---|
| 1 | Main Title & Planet X | 1:54 | (Unknown) | |
| 2 | Story Intro & Mars | 1:16 | (Unknown) | |
| 3 | Game Select | 0:06 | (Unknown) | |
| 4 | Password | 0:35 | (Unknown) | |
| 5 | Earth | 1:30 | (Unknown) | |
| 6 | Jupiter | 1:29 | (Unknown) | |
| 7 | Saturn | 1:08 | (Unknown) | |
| 8 | Uranus | 1:00 | (Unknown) | |
| 9 | Pluto | 1:14 | (Unknown) | |
| 10 | Neptune | 1:07 | (Unknown) | |
| 11 | Godzilla | 1:27 | (Unknown) | |
| 12 | Gezora | 0:42 | (Unknown) | |
| 13 | Moguera & Baragon | 0:38 | (Unknown) | |
| 14 | Varan | 0:16 | (Unknown) | |
| 15 | Hedorah | 0:51 | (Unknown) | |
| 16 | Gigan | 1:27 | (Unknown) | |
| 17 | Mecha-Godzilla | 0:34 | (Unknown) | |
| 18 | King Ghidora | 0:51 | (Unknown) | |
| 19 | Ending | 1:50 | (Unknown) | |
| 20 | Victory | 0:07 | (Unknown) | |
| 21 | Death | 0:06 | (Unknown) | |
| 22 | Game Over | 0:18 | (Unknown) | |
| 23 | Password GH1D0RA "Debug" Stage | 0:21 | (Unknown) | |
| 24 | Unused 1 | 0:05 | (Unknown) | |
| 25 | Unused 2 | 0:04 | (Unknown) | |
| 26 | Unused 3 | 0:36 | (Unknown) | |
| 27 | Unused 4 | 1:56 | (Unknown) |