[Kai Hiroyuki] Yokubou Mansai [Chinese](5)
- Relation manga
- COMIC HOTMiLK Koime Vol. 17 [Digital]
- COMIC HOTMiLK Koime Vol. 22 [Digital]
- COMIC HOTMiLK Koime Vol. 19 [Digital]
- COMIC HOTMiLK Koime Vol. 21 [Digital]
- [Kai Hiroyuki] デリ妻〜団地妻の秘密 Ch. 1-4 [Digital]
- [Kai Hiroyuki] Kochouran no Mitsusizuku
- [Kai Hiroyuki] Boku no Yamanoue Mura Nikki | 我的山中農村配種日記 [Chinese]
- [Kai Hiroyuki] Ane Haha Kankei [Chinese]