Oooku Original Soundtrack
| Published by | Rambling RECORDS |
| Catalog number | RBCP-3471 |
| Release type | Game Soundtrack - Official Release |
| Format | 1 CD - 24 tracks |
| Release date | February 15, 2023 |
| Genres |
| 1 | 大奥 THE STORIES | ||
| 2 | 徳川家康 | ||
| 3 | 徳川家光 | ||
| 4 | 没日録 | ||
| 5 | 大奥での日々 | ||
| 6 | MISSION大奥 | ||
| 7 | お猫様 | ||
| 8 | まごころ | ||
| 9 | 赤面疱瘡 | ||
| 10 | 絶界の王宮 | ||
| 11 | 宿命への抗戦 | ||
| 12 | 屹立 | ||
| 13 | 愛と憎しみの間で | ||
| 14 | 徳川吉宗 | ||
| 15 | 恋する大奥 | ||
| 16 | 春めく心 | ||
| 17 | 負け犬 | ||
| 18 | やっかみ | ||
| 19 | 妖美 | ||
| 20 | フロンティア江戸 | ||
| 21 | トラブル勃発 | ||
| 22 | 狂刃 | ||
| 23 | In Sorrow | ||
| 24 | REQUIEM ～心の夜明け～ |
