Aishitatte, Himitsu wa Aru. ORIGINAL SOUNDTRACK
| Composed by | Asami Tachibana / Yuki Hayashi |
| Published by | Vap |
| Catalog number | VPCD-81983 |
| Release type | Game Soundtrack - Official Release |
| Format | 1 CD - 27 tracks |
| Release date | August 30, 2017 |
| Duration | 01:14:30 |
| Genres |
| 1 | secret garden | 04:47 | |
| 2 | Memoria | 03:10 | |
| 3 | 誰にもいえない過去 | 03:32 | |
| 4 | M.O.O | 02:34 | |
| 5 | 母との秘密 | 01:54 | |
| 6 | Trace | 02:22 | |
| 7 | 黎 葛藤 | 02:45 | |
| 8 | Prova | 02:23 | |
| 9 | gravekeeper | 03:49 | |
| 10 | -ABYSS- | 02:48 | |
| 11 | 黎と爽[l] | 02:56 | |
| 12 | secret garden (strmix) | 03:06 | |
| 13 | Calm time | 02:22 | |
| 14 | 黎と爽[n] | 02:38 | |
| 15 | Law office | 02:01 | |
| 16 | 爽の秘密 | 02:57 | |
| 17 | Agente | 02:08 | |
| 18 | U&G | 01:35 | |
| 19 | Pierrot | 02:33 | |
| 20 | Karin | 02:13 | |
| 21 | ah_fu | 03:43 | |
| 22 | ah_mis | 02:25 | |
| 23 | ah_sus | 02:46 | |
| 24 | ah_dark | 02:21 | |
| 25 | O.P.L | 02:26 | |
| 26 | Decision | 03:02 | |
| 27 | secret garden (pfmix) | 03:14 |
