(C56) [Kajishima Onsen (Kajishima Masaki)] Omatsuri Zenjitsu no Yoru Heisei Ban 3 (Spaceship Agga Ruter) (Dual! Parallel Trouble Adventure)
[mine/mine (Miyuu)] Kinkyuu! Kouhai Ikusei Live!!! ~Akatsuki ga 3P Suru Hon~ (Ensemble Stars!) [Digital]
Kouhai to Ko-hai | 후배랑 후배위
(C75) [Otomekibun (Sansyoku Amido.)] Gakkou de Seishun! -Kouhai mo Issho-
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai Different Clothes [Chinese]
(C93) [Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~ [Chinese] [无毒汉化组]
Kouhai Maid ga Osewa o Shite Kureru You desu
[Nonsense (k)] Sayonara no Mukougawa (Natsume's Book of Friends) [Digital]
Kyonyu Aniyome to Mei to Hito Tanetsuke Onsen Oyako-chu Dashi Hodai Onsen Ryoko
Senpai Kouhai a Man and Woman's Circunstances
[Arakureta Monotachi (Arakure)] Shortcut de Megane no Niau Kawaii Beit no Kouhai no Heya ni Agarikonde Muriyari Hamedori shitatta [Chinese] [不可视汉化] [Digital]
Doutei no Ore ga Inma to Kouhai o Haramasechau!? | 明明是童贞却要让淫魔和后辈都怀上我的孩子!? 1-2
(C93) [Tuzi Laoda (Henrybird9)] Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~ (Fate/Grand Order) [Chinese] [脸肿汉化组]
[Nijitsuya Kenkyuujo (Mafen)] Yarechau Onsen Ryokan [Chinese] [鬼畜王汉化组] [Digital]
[Anthology] Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol.1 [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai 12 [Chinese] [Digital]
Kanojo to Boku no Kouhai no Hanashi.
[Himawari no Tane] Yuri Couple no Youji Taikou Junyuu Omorashi Amayakashi H + Bukatsu no Senpai o Seiteki ni Amayakasu Kouhai-chan
Watashi no Hebionna ga Dosukebe na Kouhai ni Choukyou Sarete Ooyake no Ba de Dappi Suru Hon
[MC] Houmon Hanbaiin no Ore ga Saiminjutsu wo Te ni Irete Hitozuma ya JK-tachi wo Shihai Shite Tanezuke Shimakutta
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order) [Chinese] [兔司姬漢化組]
Cos Shite Shiyo! Kouhai Hen | Let's Do It With Cosplay! Kouhai Edition
(C79) [Mystic Chord (Gyro Amarume)] Ore no Kouhai ga... (ry (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
[Saboten Binta (Kawakami Kou)] Mahoutsukai to Himitsu no Onsen (Houkago no Pleiades) [Digital]
(C88) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon2 [Chinese] [夢之行蹤漢化組]
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Digital]
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [English] [Crystalium]
[Shouchuu MAC (Hozumi Kenji)] Oyako Onsen Ryokou Choukyou Kiroku | Mother and Daughter Training Diary: A Trip to the Hot Springs [English] {2d-market.com} [Decensored] [Digital]
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 5-wa [Chinese] [Kirin个人汉化] [Digital]
[Morimiyakan (Morimiya Masayuki)] Kouhai Nikki. [Chinese] [Incomplete]
Enjo Kouhai 9
(C95) [R*kaffy (Aichi Shiho)] Astolfo Cos no Kouhai ni Kokuhaku Sarete Sex Shita Hanashi (Fate/Grand Order)
[Otokonoko to Onnanoko (Sasaki Saki)] Akogare no Senpai ni ~Kouhai-san Honki Sex!~
Namaiki Kouhai Gal ni Saimin Oshioki Sex | Punishing Cheeky Kouhai Gyaru With Hypnosis Sex
Tanezuke Complex!?
(Reitaisai 10) [Maruiro Kikou (846gou)] OL Megane Yuugi to Kouhai ga Zukkon Bakkon Suru Hon (Touhou Project)
Kawaii x Kouhai ch.1
(Mimiket 27) [Kapibaraonsen (Nanaumi Miu., Kizuki Akizuki)] Itomo Tayasuku Ataerareru Egetsunai Koui no Hon
(C89) [ASGO (Zanzi)] Kanako Kaede no Onsen Burari H | Kanako and Kaede's Casual Hot Springs Sex (THE IDOLM@STER CINDERELLA GIRLS) [English] {Faux}
(C94) [Banana Koubou (Ao Banana)] Zenra Roshutsu Haikai Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu) [Chinese] [绅士仓库汉化]
Kouhai Missed Memories | Kouhai's Missed Memories
[Nakamuratakumi (kemukemuke)] Chiisana Senpai to Ookina Kouhai [Chinese] {默默汉化组} [Digital]
[Danimaru]Kouhai Kanojo Tsujinaka-chan no Oshioki[Chinese][两面包夹汉化组]
[RAYMON] Meitou Nurunuru Onsen {Hennojin} [Decensored]
[Paint Robo] Jutai Shoujo
[Chimamire Yashiki (Gachonjirou)] Onsen Netorare Manga [Chinese]
[Rokumonsen (Tamahagane)] Roshutsu Shoujo Itan 9 Hen
(C93) [Omoshiro Burger (Tokuda Shinnosuke)] Pote Kouhai [Chinese]
[G500 (Onsen Nakaya)] KISSxSHOT (Bakemonogatari) [Digital]
(C93) [Hidebou House (Hidebou)] Haru Kara Onsen Kozukuri Hen | Haru Color ~Baby-Making at the Hot Springs Edition~ (THE IDOLM@STER) [English] [Hellsin]
Shokushu Kyousei Kouhai
(C97) [Puchimaple (Hisagi)] Kouhai Danshi ni Netorare SEX ~Sourou Kareshi ja Monotarinai~ [Chinese] [脸肿汉化组]
Remilia VS Tanezuke Oji-san
Shinchou 175cm no Rikujou Shoujo wa Kouhai Danshi no Seishi o Nomitagaru
Muttsuri Kouhai Mash ni Misetuketai
[Koko de Chikubi o Hitotsumami (Juurouta)] Oshiego no Shounen to Onsen Ecchi
[Inanaki Shiki] Houkago Kouhai Note
(C96) [Banana Koubou (Ao Banana)] Zenra Roshutsu Shuujin Kanshi Onanie ni Dohamari Shita Hentai Kouhai Mash Kyrielight (Fate/Grand Order)
Kouhai-chan ni Eroi Koto Sareru Hon 3
Ore no Kouhai to Imouto ga Neoki ni Osotte Kuru.