(C93) [Amazing Sweets (Haruichigo)] Kokoa Onee-chan to Wanwan Shiyo (Gochuumon wa Usagi desu ka?)
(C91) [0000 (Akito.)] Kokoa Onee-chan to Otonari no Seki | Kokoa Onee-chan Is In The Seat Next To Me (Gochuumon wa Usagi desu ka?) [English] {Doujins.com}
(SC2016 Winter) [Toculitoc (Tokurito)] Kokoa Onee-chan (Toshishita) ni Amaetainda! (Gochuumon wa Usagi desu ka?)
(C91) [0000 (Akito.)] Kokoa Onee-chan to Otonari no Seki (Gochuumon wa Usagi desu ka?) [Chinese] [脸肿汉化组]
(C92) [Sekine (Sekine Hajime)] Gochuumon wa Kokoa to Apron desu ka? (Gochuumon wa Usagi desu ka?) [Chinese] [寂月汉化组]
(C92) [Sekine (Sekine Hajime)] Gochuumon wa Kokoa to Apron desu ka? (Gochuumon wa Usagi desu ka?)
[Souijou] Mama (Mama to Oneechan) [English] [Amoskandy]
(C90) [Mono Letter (Karutamo)] Kokoa Onee-chan wa Choroi (Gochuumon wa Usagi desu ka?)
(COMIC1☆13) [namazu-no-ikesu (Namazu)] Bitch JK-fuu Kokoa-kun no Okusuri Bon (Gochuumon wa Usagi desu ka?)
(COMIC1☆14) [Aroma Terrace (Shibainu Niki)] Ore no Kanojo wa Koakuma Kokoa-san. 3 (Gochuumon wa Usagi desu ka?)
