(SPARK9) [Dolce Einsatz (Tomoe Kiko)] Kouhai Therapy (Free!)

[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [Chinese] [翠星石汉化] [Digital]

[Hokkyoku Kikaku] Otonashii Kouhai no Onnanoko

(C66) [Sekai Kakumei Club (Ozawa Reido)] Mesu Buta no Shiiku to Kouhai Nitsuite (Futari wa Precure)

(C94) [Athome Shuka (Takunomi)] Enjo Kouhai Different Clothes

(C94) [Athome Shuka (Takunomi)] Enjo Kouhai 6

(C94) [COMEX (Zhen Lu)] Kouhai no Amai Ryouhou | My Junior’s Lovey-Dovey Treatment (Fate/Grand Order) [English] {darknight}

[Ichiko] Izanai (Fujun Isei Kouhai no Susume) [English] =White Symphony= [Digital]

[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Digital]

[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun

[Athome Shuka (Takunomi)] Enjo Kouhai IF | Mating Assistance IF [English] [SDATranslation] [Digital]

(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [English] [biribiri]

(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4

[Saragi (R5)] Genba no Kouhai [Digital]

(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Kawaii Kouhai ni Otosaresou [Chinese] [CE家族社]

(C85) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Mata Zukkon Bakkon Suru Hon (Touhou Project)

[Akitarainu (Chakkaman)] Touhou Chara ga Doubutsu to no Akachan o Umu tame ni Kouhai Saserareru Juukan Hon (Touhou Project) [Digital]

[Inanaki Shiki] Houkago Kouhai Note

[Modae Tei] DraQue Monster Joukan ~Slime Jou no Purupuru Zen Ana Kouhai~ | Dragon Quest Monster Adultery ~Slime Girl's Full Body Crossbreading~ (Dragon Quest Monsters) [English] [Digital]

[Carn] Kouhai de Himatsubushi | Killing Time with the Freshman (COMIC Megastore 2012-11) [English] {darknight}

(SC57) [Rivajima (Yajima Index)] Mata Kouhai ni Bloomer Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)

(C76) [OTOMEKIBUN (Sansyoku Amido.)] Gakkou de Senshun! -Kouhai mo Issho- 2

(C75) [Otomekibun (Sansyoku Amido.)] Gakkou de Seishun! -Kouhai mo Issho-

(C93) [MARCH (Minakuchi Takashi)] Boku no Mash no Kouhai Ryoku (Fate/Grand Order)

[Inanaki Shiki] Houkago Kouhai Note | 放課後交配筆記本 [Chinese]

(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [Chinese] [嗶咔嗶咔漢化組]

[Rivajima (Yajima Index)] Mata Kouhai ni Buruma Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)

[Can Do Now! (Minarai Zouhyou)] B.O.W. to Hito tono Kouhai Jikken Houkokusho | B.O.W And Human Crossbreeding Experiment Report (Resident Evil) [English] [SaHa]

[Ue ni Aru Mikan (Reitou Mikan, Amuai)] Shisshoku Shita Ore ga Seitai Tenkan Sochi de Kouhai no Jijo ni!? [English] [desudesu]

(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order)

[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course [Digital]

(C95) [trueblue (Annie)] Cos Shite Shiyo! Kouhai Hen (Sanoba Witch)

[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course [English] [mysterymeat3] [Digital]

[Yamazaki Umetarou] Kinshin Kouhai ~Blood Ring~ [Decensored]

(C79) [Mystic Chord (Gyro Amarume)] Ore no Kouhai ga... (ry (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)