(C95) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Shouwa Ecchi- (Kuttsukiboshi)
(C91) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Ai no Suzukuri- | -Building a Lovenest- (Kuttsukiboshi) [English]
(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]
Shizuku-chan to Kawa Asobi | Having Fun At The River With Shizuku-chan
[Kamemushi (Kaminaru Fuyu)] Churaumi Shokushukan
Jimuin no Senkawa-san ni Onegai o Kiite Morau Hon
(C93) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Sekai ni Houkago- | -The World's After School Time- (Kuttsukiboshi) [English]
[Fuyu Naga] Rouge
(C95) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Shouwa Ecchi- (Kuttsukiboshi) [Chinese] [沒有漢化]
