Hatsukoi Sacrament Original Sound Track
| Composed by | Dream's End / Hijiri Anze |
| Arranged by | Dream's End / Hijiri Anze |
| Published by | Purple Software |
| Catalog number | PURPLE-023-OST |
| Release type | Game Soundtrack - Promo / Enclosure |
| Format | 2 CD - 36 tracks |
| Release date | December 24, 2010 |
| Duration | 01:34:57 |
| Genres |
青空の約束
Vocal: Miyuki Hashimoto
Compose/Arrange: ANZE HIJIRI
Lyrics: 石川泰
君のいない世界
Lyrics/Compose/Arrange: Dream's End
Vocal: Minato Konatsu
BGM composers unknown.
| 1 | 青空の約束 | 04:13 | |
| 2 | 青空の約束 off vocal | 04:13 | |
| 3 | Shiny Girl -ヒカリのテーマ- | 02:29 |  |
| 4 | Sweets on Happiness -いろはのテーマ- | 02:32 | |
| 5 | 剣聖少女 -星見のテーマ- | 02:29 | |
| 6 | a Daily Caprice Cat -岬のテーマ- | 02:22 | |
| 7 | Small landlord | 02:09 | |
| 8 | 日はまた昇る | 02:49 | |
| 9 | 愛すべき隣人達 | 02:26 | |
| 10 | 夕日の向こう側 | 02:04 | |
| 11 | 明日を信じて | 02:57 |
CD 2
| 1 | 愉悦の求道者 | 02:37 | |
| 2 | 天使の福音 | 02:11 | |
| 3 | ハレルヤな日常 | 02:44 | |
| 4 | いつか見た偶像 | 02:35 | |
| 5 | 現し身のレクイエム | 02:59 | |
| 6 | Original Sin | 02:24 | |
| 7 | 千年の贖罪 | 02:15 | |
| 8 | Deliberation | 02:47 | |
| 9 | 今日も大空部 | 02:42 | |
| 10 | 大空部出動！ | 02:42 | |
| 11 | 放課後の執政官 | 02:20 | |
| 12 | Millennium Kingdom | 02:42 | |
| 13 | 奈落の領域 | 01:46 | |
| 14 | 背徳の足音 | 02:50 | |
| 15 | 一時の恩寵 | 02:33 | |
| 16 | 剣聖と拳煌 | 02:20 | |
| 17 | Eternity Time | 02:24 | |
| 18 | 二人の安息日 | 02:12 | |
| 19 | 決意 -運命の歯車- | 04:19 | |
| 20 | 静謐なる時間 | 02:25 | |
| 21 | 純白と純血 | 02:55 | |
| 22 | Sanctuary | 02:42 | |
| 23 | 悠久の光 | 02:56 | |
| 24 | 青空の約束 short ver. | 01:48 | |
| 25 | 君のいない世界 short ver. | 02:06 |
