[Yuzuha] Lunch Time no Kouhai (COMIC Anthurium 2018-05) [English] {NecroManCr} [Digital]
Saenai Heroine Series Vol. 6 Saenai Kouhai Shoujo no Sodachikata
(SC54) [Clesta (Cle Masahiro)] CL-orz 21 (Kyoukai Senjou no Horizon) [English] [RyuuTama]
(C83) [Viento Campanilla (Suzuhane Suzu)] Moshimo Horizon ga do M nara Choukyou Sumi demo Shikatanai...yo ne!? (Kyoukai Senjou no Horizon)
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 3-wa [Digital]
(C85) [JACK-POT (Jyura)] Chibiusa (●) ~Enjo Kousai Hen~ (Bishoujo Senshi Sailor Moon)
(C82) [Tridisaster (Saida Kazuaki)] Gefolgschaft (Kyoukai Senjou no Horizon) [English] {Tigoris Translates}
Futanari Senpai x Rugby-bu Kouhai-kun
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 2 [English] [Juggernaut Santa]
(C76) [OTOMEKIBUN (Sansyoku Amido.)] Gakkou de Senshun! -Kouhai mo Issho- 2
[Alfheim (Minomushi)] Kousakusuru Horizon (Kyoukai Senjou no Horizon)
(Dai 3 Kai Chikashiki Shinkou no tame no Doujinshi Kouzu Kai) [Slime Kikaku (Kuriyuzu Kuryuu)] how to? (Kyoukai Senjou no Horizon)
C94 Omakebon Uzai Kouhai wa Pakoritai!
(Unison In 3) [ENJOY MIX (Tokiai Haya)] Otona no Asobi Oshiete Kudasai (Mahou Shoujo Lyrical Nanoha)
(C81) [Tridisaster (Saida Kazuaki)] Asama Soudou (Kyoukai Senjou no Horizon) [Digital]
(C86) [Onechinchi (Onechin)] Oazuke desuka? (Kyoukai Senjou no Horizon)
Kouhai Servant ga Dosukebe na Ken
Seiteki Kachikan Gyakuten Series "Tobiori Jisatsu Shisou na Kouhai o Ecchi de Yamesaseru Hanashi"
(C81) [Clesta (Cle Masahiro)] CL-orz 20 (Kyoukai Senjou no Horizon)
Kouhai to Ko-hai | 후배랑 후배위
(C79) [Iron Plate (Yaki Ohagi)] Ore no Kouhai ga Konna ni Eroi (Fate/stay night)
(C81) [JYARAYA (Morishima Petit)] Neito Banashi (Kyoukai Senjou no Horizon)
(C82) [Clesta (Cle Masahiro)] CL-orz24 (Kyoukai Senjou no Horizon) [Decensored]
(C87) [Aroma Terrace (Niki)] Kouhai-chan to Asa kara Nyan Nyan [Chinese] [oo君の個人漢化]
[Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 3 [English] [friggo] [Digital]
[H.H (Shiroi Kuroneko)] Kyokutou no Mesubuta wo Shitsukeru Kyoukaisen (Kyoukai Senjou no Horizon)
Enjo Kouhai 12
(COMIC1☆7) [Miyanchi (Miyagoe Yoshitsuki)] Yahari Kanojo-tachi no Enjo Kousai no Riyuu wa Machigatteiru. | Their Reason for Prostitution is Wrong as I Expected (Yahari Ore no Seishun Love Come wa Machigatteiru.) [English] [kurtsnafu]
Akogare no Anoko wa Boku no Chinkasu Soujiki - 14
Dekkai Kouhai to Chicchai Senpai
[Aimaitei (Aimaitei Umami)] Kasshoku Otokonoko DeliHeal no Erohon ~Yattekita Shimakaze-kun wa Daigaku no Charai Kouhai de――?! Hen (Kantai Collection -KanColle-) [English] [Digital]
(C93) [Tuzi Laoda (Henrybird9)] Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~ (Fate/Grand Order)
(COMIC1☆6) [SSB (Maririn)] Eigyou Senjou no Eroge Miko (Kyoukai Senjou no Horizon)
Maid to Kouhai Dochira ga Okonomi? | MAID vs KOUHAI: Which Do You Prefer?
Tenjou in Ashita Kyou Only Book
(C84) [Shikishima GunTool (Shikishima Tenki, Shikishima Shoutarou)] Himegoto Techou II (Kyoukai Senjou no Horizon)
(C81) [Gakuen Yuushabu (Tsurugi Yasuyuki)] Suki Suki Mitotsu-san (Kyoukai Senjou no Horizon)
(Dai 6 Kai Chikashiki Shinkou no tame no Doujinshi Kouzu Kai) [ABLISS (Mei)] Joshi no Tashinami. (Kyoukai Senjou no Horizon)
(SC54) [Clesta (Cle Masahiro)] CL-orz 21 (Kyoukai Senjou no Horizon) [Decensored]
Enjo Kouhai IF
Kouhai Refle
(SC56) [clesta (Cle Masahiro)] CL-orz 23 (Kyoukai Senjou no Horizon) [English] {doujin-moe.us} [Decensored]
Enjo Kouhai 11
(SC61) [ANGYADOW (Shikei)] Hinjushi Ijiri 3 (Kyoukai Senjou No Horizon)
[Ichiko] Fujun Isei Kouhai no Susume | 不純異性交配的好推薦 [Chinese]
Enjo Kouhai Interlude
(Reitaisai 10) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Zukkon Bakkon Suru Hon (Touhou Project)
Kouhai to Onee-san ni Shinpai Kakecha Dame!
(C94) [Majimadou (Matou)] Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru. (Fate/Grand Order)
[orugouru (Ootsuki Kyouko)] Inran no Horizon (Kyoukai Senjou no Horizon) [English] [life4Kaoru]
(C83) [C.R's Nest (C.R)] Houfuku? Houfuku? 3 (Kyoukai Senjou no Horizon)
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [Chinese] [无毒汉化组]
Natsu no Hi, Kouhai to, Bus-tei de. | On a Summer Day, with My Kouhai, at the Bus Stop.
Suiei-bu no Kouhai-tachi to Mizuzeme Ecchi Shimakuru Ohanashi -
(C77) [Otomekibun (Sansyoku Amido.)] Gakkou de Seishun! -Kouhai mo Issho- 3 + Omake Bon
Sekai de Ichiban Bonyuu ga Deru Rugby-bu Captain desu ga, Kouhai to 69 Suru no wa Hen deshou ka?
(SC56) [clesta (Cle Masahiro)] CL-orz 23 (Kyoukai Senjou no Horizon) [Decensored]
(C82) [Akai Marlboro (Aka Marl)] Kyoukai Senjou no Ookii Hito Omake Hon (Kyoukai Senjou no Horizon)
Bukatsu no kouhai wa otoko no musume