Tracklist
| 1 | 消えない月 | 4:36 |
| 2 | マーメイドソング | 4:04 |
| 3 | Fish | 4:00 |
| 4 | 消えない月 (Acoustic Version) | 5:51 |
Companies, etc.
- Record Company – Ki/oon Records
- Phonographic Copyright (p) – Sony Music Entertainment (Japan) Inc.
- Copyright (c) – Sony Music Entertainment (Japan) Inc.
- Manufactured By – Sony Music Entertainment (Japan) Inc.
- Engineered At – September Sound
- Produced At – September Sound
- Mixed At – September Sound
Credits
- Engineer – Mitsuo Tate
- Music By – Ritsuko
- Producer, Mixed By – Robin Guthrie
- Words By – 小林 彩* (tracks: 1, 4), Ritsuko (tracks: 2, 3)
Barcode and Other Identifiers
- Barcode: 4 988009 031200
- Mastering SID Code: IFPI L274
- Mould SID Code: IFPI 45GC
- Matrix / Runout: LUS-2331 1
- Rights Society: JASRAC
