(C84) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Yoru wa Kimama ni- | -Nightly Indulgence- (Kuttsukiboshi) [English] {Hikikomori Honyaku ft. Hanabi}
(SC58) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Mousou Test- (Kuttsukiboshi)
(C93) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Sekai ni Houkago- 丨緊扣的星星 -世界的放學後- (Kuttsukiboshi) [Chinese] [沒有漢化]
(C86) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Bishonure Gakkou- (Kuttsukiboshi) [Chinese] [脸肿汉化组]
(C88) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Yuudachi Hanabi- (Kuttsukiboshi)
(C85) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Naisho no Oshigoto- (Kuttsukiboshi)
(C95) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Shouwa Ecchi- (Kuttsukiboshi) [Chinese] [沒有漢化]
(C95) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Shouwa Ecchi- (Kuttsukiboshi)
(COMITIA104) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Abunai Onsen- | -Dangerous Hotspring- (Kuttsukiboshi) [English] {Hikikomori Honyaku ft. Hanabi}
(C94) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Natsu no Owari Ni- (Kuttsukiboshi) [Chinese] [沒有漢化]