(C78) [Ohkura Bekkan (Ohkura Kazuya)] C78 Omake hon (Various) Hentai (C78) (同人誌) [大蔵別館 (大蔵一也)] C78 おまけ本 (よろず)

(C88) [Ohkura Bekkan (Ohkura Kazuya)] C88 Omakebon (Fate/stay night) [English]

(C79) [Ohkura Bekkan (Ohkura Kazuya)] C79 Omake hon (Ore no Imouto ga Konna ni Kawaii Wake ga nai)

(C78) [Ohkura Bekkan (Ohkura Kazuya)] Dokidoki Shower Time (K-ON!) [English] [Kameden]

[Ohkura Bekkan (Ohkura Kazuya)] Omake bon desuyo (Various)

(C78) [Ohkura Bekkan (Ohkura Kazuya)] Dokidoki Shower Time (K-ON!)

(C86) [Ohkura Bekkan (Ohkura Kazuya)] WCW (Witch Craft Works) [English] [SMDC]

(C65) [Megami Kyouten, Ohkura Bekkan (Ohkura Kazuya)] Kawasumin (Various) [Decensored]

[Ohkura Bekkan (Ohkura Kazuya)] Tawawa de Akarui Yakyuubu Manager ga Inshitsu na Kyoushi no Wana ni... [Digital]

[Ohkura Bekkan (Ohkura Kazuya)] Kouen no Bench ni Suwatteru Kirei na Onee-san ga Boku ni "Ochinchin o Misete" to Itte Kuru no de... [Digital]

(C86) [Ohkura Bekkan (Ohkura Kazuya)] WCW (Witch Craft Works)