The Original Soundtrack for Arietta of Spirits is now available for purchase on Itch.io. Support the development by buying the OST. Includes 23 tracks and 5 bonus tracks, totaling over 76 minutes of music.

Tracklisting:

1. Arietta of Spirits Main Theme
2. Summer Waltz
3. A Warm Summer Day
4. The Wasp Queen
5. Sadness
6. Sleepy Time
7. An Unknown Place
8. Mystery Theme
9. Gather Your Courage
10. Deep Forest
11. Battle Time!
12. Bloodflowers
13. Game Over
14. Past the Overgrown Path
15. Gibb's Theme
16. The Climb to the Mine
17. Dark Caverns
18. Menacing
19. Sunken Realm Theme
20. The Final Showdown
21. Demise
22. Escape from the Sunken Realm
23. The End of an Adventure
24. Bonus Track - Trailer Music 1
25. Bonus Track - Trailer Music 2
26. Bonus Track - The Wasp Queen (Ringtone Version)
27. Bonus Track - Waltz for the Ages (Demo Ending Version)
28. Bonus Track - Waltz for the Ages (Orchestral Full Version)