(COMITIA104) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Abunai Onsen- (Kuttsukiboshi)
(C90) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Kikenna Senpai- | -Dangerous Senpai- (Kuttsukiboshi) [English]
(SC58) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Mousou Test- | -Delusion Test- (Kuttsukiboshi) [English] {fragmentedhollow}
(C94) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Natsu no Owari Ni- (Kuttsukiboshi)
(C94) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Natsu no Owari Ni- (Kuttsukiboshi) [English]
(C85) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Naisho no Oshigoto- | -Secret Work- (Kuttsukiboshi) [English] {Hikikomori Honyaku}
(C86) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Bishonure Gakkou- (Kuttsukiboshi)
(C95) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Shouwa Ecchi- (Kuttsukiboshi) [Chinese] [沒有漢化]
[Tamaranchi (Sinbo Tamaran)] euphoriaX (Love Live! Sunshine!!) [Digital]
(COMITIA102) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Kininaru Futari- | -The Curious Pair- (Kuttsukiboshi) [English] {Hikikomori Honyaku}