Serie includes 30 albums .
Kuttsukiboshi -Shouwa Ecchi-
Kuttsukiboshi -Yoru wa Kimama ni- | -Nightly Indulgence- {Hikikomori Honyaku ft. Hanabi}
Kuttsukiboshi -Yuudachi Hanabi- | -Evening Showers and Fireworks- {Hikikomori Honyaku ft. Hanabi}
Kuttsukiboshi Soushuuhen -purity-
