Original (by ZUN):
幽霊楽団 ~ Phantom Ensemble
Ghostly Band ~ Phantom Ensemble
The Prismriver Sisters' Theme
Perfect Cherry Blossom Stage 4
Arrangement: estha
Vocals: mintea
Circle: XL Project
HP:
http://www.xlproject.cc/Album: RE:ACTANCE
Catalogue Number: XLPS-0024
Released at Comiket 75.
Alsp appears in:
Circle: XL Project
HP:
http://www.xlproject.cc/Album: the last hope
Catalogue Number: XLPS-0027
Released at Comiket 76.