Includes 10 arranged songs from "Touhou Seirensen ~ Undefined Fantastic Object." as additional download contents for "Groove Coaster Wai Wai Party !!!!".

This pack includes the following content.
■Songs Pack (10 songs)
- Mouth to mouth / Yuuhei Satellite
- Parasol Memories / Chocofan
- Hashiru / Butaotome
- Endless Seeker / A-One
- Gekitsui Murasa / beatMARIO
- Aitsu Wa Ikasama Wo Shiteiru / TaNaBaTa
- Sad Rain / REDALiCE
- FOUR SEASONS OF LONELINESS verβ feat. Sariyajin / TatshMusicCircle
- Mikakunin Gensou Coaster / t+pazolite(C.H.S/ALiCE'S EMOTiON) × beatMARIO(COOL&CREATE)
- Touhou Seirensen / MASAKI (ZUNTATA) *Locked

■Navigators
- KOGASA
- BYAKUREN

■Avatars
- KOGASA(2D)
- MURASA(2D)
- SYOU(2D)
- BYAKUREN(2D)
- NUE(2D)

*Some content will be unlocked via missions after downloading.