(C93) [Tuzi Laoda (Henrybird9)] Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~ (Fate/Grand Order)
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi | A Story About My Astolfo Cosplaying Kouhai (♂) Confessing His Love and Having Sex. (Fate/Grand Order) [English] [EHCOVE]
Kouhai to!
(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen | Let's Do It With Cosplay! Kouhai Edition (Sanoba Witch) [English] {Doujins.com}
Daisuki na Kouhai no Do-S na Hikaru-chan ni Mechakucha Seieki Shiboritorareru Hanashi.
Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
[Kawano Masatoshi] Choukyouin Control [Digital]
[UNDER CONTROL] Syounen-Tarutaru (FINAL FANTASY XI)
[yogurt (bifidus)] Kouhai Tanetsuke Onsen - Nishimura Yuki-chan ni Marking [Digital]
(SC57) [Rivajima (Yajima Index)] Mata Kouhai ni Bloomer Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)
[Somejima] Ishu Kan Kouhai Bokujou | Interracial Rape Breeding Farm (Bessatsu Comic Unreal Ningen Bokujou Hen Vol. 2) [English] {Kizlan} [Digital]
[Shomu] Josou Kouhai-kun x Otokogirai-chan | Crossdressed Kouhai-kun x Man-Hater -chan (COMIC Shingeki 2016-06) [English] [N04H]