(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]

(SC58) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Mousou Test- | -Delusion Test- (Kuttsukiboshi) [English] {fragmentedhollow}

(C86) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Bishonure Gakkou- | -Drenched School- (Kuttsukiboshi) [English] {Hikikomori Honyaku ft. Hanabi-Sempai}

(COMITIA104) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Abunai Onsen- | -Dangerous Hotspring- (Kuttsukiboshi) [English] {Hikikomori Honyaku ft. Hanabi}

(C90) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Kikenna Senpai- | -Dangerous Senpai- (Kuttsukiboshi) [English]