(C61) [SEMEDAIN G (Mokkouyou Bond)] SEMEDAIN G WORKS vol.15 - Ichiichi (King of Fighters)
✦Kakusi Hikyou✦ Kouhai Suraimu no Doukutu
Enjo Kouhai 11
(COMIC1☆12) [ELHEART'S (Ibuki Pon)] Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon (Fate/stay night) [Chinese]
Joushiki Henkan Switch: Namaiki na Kouhai
[Chiba Tetsutarou] Wadatsumi-sama (Naedoko ni Sareta Shoujo-tachi no Ishukan Kouhai Kiroku Vol. 2) [English] [biribiri] [Digital]
Kouhai Danshi ni Netorare SEX
Seiso na Kouhai ga Kakure Do-M datta
Senpai to Genkai made Sundome Ijiwaru Ecchi
[SEMEDAIN G (Mokkouyou Bond)] SEMEDAIN G Soushuuhen Mokkouyou Ver (Various) [Digital]
(C76) [SEMEDAIN G (Mokkouyou Bond)] 214+AorC (SNK)
[Okuchi no Okuchi (Watari Kaoru)] Fuchou no Sundome Sakusei Jigoku (Fate/Grand Order) [Digital]
GIRL - Kouhai Kanojo Soushuuhen
(C89) [Shimanto Seiryuu (Shimanto Youta)] Senpai-kun to Kouhai-chan [English] [BSN]
Kouhai no Tangan-chan
(C79) [inspi. (Izumi Rin)] Ore no Kouhai ga konna ni kawaii wake ga nai (Ore no Imōto ga Konna ni Kawaii Wake ga Nai)
Kouhai Sensou Zenpen | Kouhai War First Part
(C93) [MARCH (Minakuchi Takashi)] Boku no Mash no Kouhai Ryoku (Fate/Grand Order)
[Mountain Topper (Yamahata Rian)] Do-S Kouhai no Sundome Seme [Chinese] [沒有漢化] [Digital]
Netorare Kouhai Kanojo 2 ~Kairaku ni Mi o Yudane Hoteru Shitai~
(COMIC1☆12) [Junpuumanpandou (Hida Tatsuo)] Uchi no Megane no Niau Tayoreru Kouhai ga Totemo Kawaii! (Fate/Grand Order) [Chinese] [脸肿汉化组]
(Ossan Paradise) [Himajinism (Hawa)] Gaten-oyaji no Kouhai-shidou
Shortcut de Megane no Niau Kawaii Beit no Kouhai no Heya ni Agarikonde Muriyari Hamedori shitatta
(CR35) [SEMEDAIN G (Various)] SEMEDAIN G WORKS Vol. 20 - Ichisan (Various)
(C80) [CROSS-DO (Masakichi)] Ore no Kouhai ga Maji Shironeko! (Ore no Imouto ga Konnani Kawaii Wake ga Nai)
[Enoughmin (Yarai Akira)] Hitozuma Kari - Kousoku Zecchou Sundome Game Nanbyou no Wagako no Chiryouhi no Tame Sono Mi wo Sashidasu Tsuma [English] [notna] [Digital]
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 7-wa [Digital]
Uchi no Megane no Niau Tayoreru Kouhai ga Totemo Kawaii!
(C74) [SEMEDAIN G (Mokkouyou Bond, Mizutani Mint)] SEMEDAIN G WORKS VOL. 34 - Ichiku (Samurai Spirits)
(COMIC1☆12) [ELHEART'S (Ibuki Pon)] Hadaka Apron no Bou Kouhai to Ichaicha Suru Hon (Fate/stay night)
[Saragi (R5)] Genba no Kouhai [Digital]
[Eight Beat (Itou Eight)] Anegohada Hitozuma Hitomi (32-sai) ~Daigaku Jidai no Kouhai ni...~
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2 [English] [biribiri]
Suiei-bu no Kouhai-tachi to Mizuzeme Ecchi Shimakuru Ohanashi -
Kyodai Mushi no Kouhai-jou | Giant Bug's Cross Breeding Location
(SC31) [Transistor Baby (Hata)] Zoku Himeou no Gyokuza Sundome Ban (Shinrabansho)
[Toitoikai (Toitoi)] Natsu, Asedaku no Kouhai to (Fate/Grand Order) [Digital]
[Dennou Chocolate (AwA)] Ryona zukan ~ yubi seme gankyuu seme ~ [Digital]
Saenai Kouhai wa Bijin OL to Hitotsu ni Naru
(C79) [Iron Plate (Yaki Ohagi)] Ore no Kouhai ga Konna ni Eroi (Fate/stay night)
Shouganai naa Kono Hentai Uzai Kouhai
Kouhai Danshi ni Netorare SEX ~Sourou Kareshi ja Monotarinai~
(C66) [Sekai Kakumei Club (Ozawa Reido)] Mesu Buta no Shiiku to Kouhai Nitsuite (Futari wa Precure)
(C93) [Tuzi Laoda (Henrybird9)] Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~ (Fate/Grand Order) [Chinese] [脸肿汉化组]
(C94) [Majimadou (Matou)] Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru. (Fate/Grand Order)
(C65) [SEMEDAIN G (Mokkouyou Bond, Mizutani Mint)] SEMEDAIN G WORKS Vol. 19 - Ichini (King of Fighters)
Kouhai JK ni Seigangu ni Sarechau Hanashi
(C92) [Makuu Gundan (Shinozuka Atsuto)] Ganbaru Kouhai (Fate/Grand Order)