(C89) [eterna-radiare (Riichu)] Kokoa-san to Issho de aritain desu. (Gochuumon wa Usagi desu ka?)
(C92) [PASTEL WING (Kisaragi-ICE)] Koibito wa Kokoa Onee-chan 2 (Gochuumon wa Usagi desu ka?)
(C91) [Sekine (Sekine Hajime)] Gochisou wa Kokoa desu ka? (Gochuumon wa Usagi desu ka?) [English] {Hennojin}
(COMIC1☆13) [namazu-no-ikesu (Namazu)] Bitch JK-fuu Kokoa-kun no Okusuri Bon (Gochuumon wa Usagi desu ka?)
(C94) [Aroma Terrace (Shibainu Niki)] Ore no Kanojo wa Koakuma Kokoa-san. 2 (Gochuumon wa Usagi desu ka?)
(C89) [DOGYEAR (Kujou Danbo)] Kokoa Complex (Gochuumon wa Usagi desu ka?) [Chinese] [Sinris个人翻译]
(C91) [Sekine (Sekine Hajime)] Gochisou wa Kokoa desu ka? (Gochuumon wa Usagi desu ka?)
(COMIC1☆13) [Aroma Terrace (Shibainu Niki)] Ore no Kanojo wa Koakuma Kokoa-san. (Gochuumon wa Usagi desu ka?)
(COMIC1☆10) [Come Through (Adumi Kazuki)] Chino to Kokoa no Himitsu no Kanshasai (Gochuumon wa Usagi desu ka?) [Chinese] [绅士仓库汉化]
(C89) [Sekine (Sekine Hajime)] Gochuumon no Kokoa desu (Gochuumon wa Usagi Desu ka?) [Chinese] [脸肿汉化组]