Official Themes
南西Project - Secret Cave - Alien Monster ~ U.F.O Hat - OST 4-0
- Alien Monster ~ U.F.O Hat (on the right): Nozomi's theme from Performance of Rain
- Night Sluggard: Stage 3 theme from Toxic Difficulty
- Border Gate to Heaven ~ Towards the Universe: Pre-Battle theme from Border of Heaven
- Revenge of the Universe ~ U.F.O-Hat: Nozomi Hachirobei's theme from Border of Heaven