(SC51) [Tottototomekichi (Tomekichi)] Shiteageru (Yumekui Merry) [English]
Kaizou Gakuen 「Kouhai」| Modification Academy 5 "Kouhai"
[Pistachio] Futanari Senpai x Rugby-bu Kouhai-kun
(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]
[Kitsune (Tachikawa Negoro)] Ryo-chin Kouhai dayo! Saki-chin「Kouei desu!!」 (THE iDOLM@STER SideM)
Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai
(C90) [High Tech Pen Case (Tam-U)] Kouhai Bon (Natsu)
(C81) [Tottototomekichi (Tomekichi)] Ijime Kaeshi (Boku wa Tomodachi ga Sukunai)
(C90) [AstroQube. (masha)] Kouhai no Tangan-chan #4
(C94) [Hitsuji Kikaku (Muneshiro)] C94 Omakebon Uzai Kouhai wa Pakoritai! (Uzaki-chan wa Asobitai!)
[Zenra QQ] Fellatio Kouhai, Otouto ni naru [Chinese] [空想少年汉化]
(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa)
Majuu Teikoku Hishi Chuu Otto no Tame ni Kairaku Goumon ni Taeru Boukoku no Ouhi
(COMIC1☆12) [Junpuumanpandou (Hida Tatsuo)] Uchi no Megane no Niau Tayoreru Kouhai ga Totemo Kawaii! (Fate/Grand Order)
[SAIGA dou] Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae
(C86) [Chotto Dake Aruyo. (Takemura Sesshu)] Oshiete! Azusa-san. (THE iDOLM@STER) [English] {KFC Translations}
(C86) [Bottomress Pit (Bonzakashi)] Watashi no Kurokami Long ga Konna Maso Dorei no Wakeganai (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [Chinese] [脸肿汉化组]
[Chotto Dake Aruyo. (Takemura Sesshu)] Nanka Sonna Hi (THE iDOLM@STER) [English] [KFC Translations] [Digital]
"Otto no Buka ni Ikasarechau..." Aragaezu Kanjite Shimau Furinzuma 1-3
Senpai to Kouhai no Nayami
Otto no Neteru Aida ni Torokasarete Ochita Hitozuma + Moon Ruler Laboratory 2018 winter
[Tatsukawa Shin] Netorarezuma ~Otto no Shiranai Chitai~ [Digital]
Otto ga Shitsugyou shita node, Tsuma no Watashi ga Nikutai Roudou o Suru Koto ni Shimashita.
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order)
(C92) [cottontail (Suzuki Hajime)] Mizugi no Astolfo to Tada Ichaicha Shitai dake (Fate/Grand Order) [Chinese] [瑞树汉化组]
[Kohakutei (Sakai Hamachi)] Furin Sex no Yoin ga Wasurerarenai Hitozuma Iemoto ga Karada no Uzuki o Osaeru Tame ni Otto to Hageshiku Yattemita (Girls und Panzer) [Digital]
(C94) [COMEX (Zhen Lu)] Kouhai no Amai Ryouhou (Fate/Grand Order) [Chinese] [黑锅汉化组]
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [Chinese] [无毒汉化组]
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [English] [biribiri]
[Berugamotto] Higyaku no Kyouen Onna Senshi no Shou (Dragon Quest III) [Chinese]
(C80) [Tottototomekichi (Tomekichi)] Kami-sama o Chikan | God & Molester (Kami nomi zo Shiru Sekai) [English] =SW=
[Tsurutsuru Ippai] Dairi Tanetsuke NTR ~Otto no Tame ni Taninbou de Haramu Tsuma~ | Surrogate pregnancy NTR ~A wife who got pregnant by other man because of her husband~ [English]
[Acesulfame K] Aishiteru~Otto Daisuki Uwakizuma no Dosukebe NTR Houkoku~[Chinese]【羅莎莉亞漢化】
[Freedom Prophet] Otto no Tsumi
[Katsura Airi] "Otto no Buka ni Ikasarechau..." Aragaezu Kanjite Shimau Furinzuma [Full Color Ban] 1-3 [Chinese] [含着个人汉化]
[Rasahan] Kawaii Kouhai no Tame Naraba…? | For The Sake of My Cute Junior…? (Girls forM Vol. 06) [English] {Hennojin}
Otto no Tsumi
(C90) [Shimanto Seiryuu (Shimanto Youta)] Kouhai-chan Ki o Tsukete!
Otto Ha Gokuchuu Ippou Tsuma Ha Kaseifu No Tsuma Ga Ohya No Musuko Ni Neto Ra Re Te
[Berugamotto] Higyaku no Kyouen Shuushou Futanari Yuusha (Dragon Quest III) [Chinese]
Kinjo Yuuwaku Musuko ni Otto no Soba de Dakareru Haha Hen
[Berugamotto] Mazobuta Dai San Wa - Buta to Deshi (History's Strongest Disciple Kenichi) [Chinese]
[Cotton house] Aya-nee ~Ubawareta Osananajimi~ 2
(C92) [Kanden Shoujo Chuuihou (Mafuyu)] Hentai Senpai to Yajuu Kouhai (Fate/Grand Order)
[Kurogane Maki] Ochita Numa ni Araga Koto mo Naku | Wife's Cheating Vacation 2: Once You Fall There's No Turning Back (TSUMA ha OTTO no shiranu mani) [English] [CopyOf]
[Masamune Kokichi (Matsu Takeshi)] Dekkai Kouhai Chicchai Senpai | 大后辈小前辈 [Chinese] [黑夜汉化组] [Digital]
(C67) [Chotto Dake Aruyo. (Takemura Sesshu)] POST GIRL [English] +gairaigo+
Otto Kounin Sex Advisor ni Hamatta Kekka. Zenpen
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [Chinese] [嗶咔嗶咔漢化組]
(C90) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 4 [Chinese] [夢之行蹤漢化組]
(C80) [CROSS-DO (Masakichi)] Ore no Kouhai ga Maji Shironeko! (Ore no Imouto ga Konnani Kawaii Wake ga Nai)
(COTTON100%) Youkai NK Musume (Gegege no Kitarou)
[Nekottoland] Ano Natsu no Dynamite Drink (Ano Natsu de Matteru)
[Bottomress Pit (Bonzakashi)] Summon Night II (Summon Night 2)
[AstroQube (masha)] Kouhai no Tangan-chan #3 | Kouhai-chan the Mono-Eye Girl #3 [English] [Digital]
Shouwaru na Kouhai ni Gyakushuu Sex! Ijimekko wa Boku no Iinari Seishori Gakari!
(C92) [Makuu Gundan (Shinozuka Atsuto)] Ganbaru Kouhai | Do Your Best, Kouhai (Fate/Grand Order) [English] [Saint Quartz Scans]
Otto no Shiranai Tsuma Ch. 1