Ai no Toukakoukan
[Hinotsuki Neko] Hyoui Koukan [Chinese]
[Fujio Okamoto] Koibito Koukan - Lover Exchange Chapters 1-5 [English]
Koukan ─ Ano Toki… Ano Musume Toitsu Tetara ─ 2 Ch. 3-4
(C89) [Nekonote Shobou (Nekonta)] Grope Trap DEEP -Koukan Chijo to Shinshoku no Wana-
[Nagare Ippon] Koukan Jyoken Ch. 1-4 [English] [R-IC] [Digital]
Koukan Renshuu Zenpen | Exchange Practice First Part
[Kakutou Oukoku] Harami samurai 11 ~Saigen Hatenu Koukan Seme to Zecchou no Etsu~ (WEB Ban COMIC Gekiyaba! Vol. 135)
[NemuNemu] Idol e no Michi (Ero Shota 14 - Koukan x Koukan x Otokonoko) [Chinese] [已經不行了這樣的漢化組]
[Katsura Airi] Koukan ─ Ano Toki… Ano Musume ♀ Toitsu ♂ Tetara ─ 3 [Digital]
(COMIC1☆7) [abgrund (Saikawa Yusa)] Aijou ☆ Koukan Nikki | Love Exchange Diary (GJ-bu) [English] [doujin-moe.us]
[Hinotsuki Neko] Hyoui Koukan Ch. 1-3 [English] [desudesu] [Digital]
Koukan ─ Ano Toki… Ano Musume Toitsu Tetara ─ 2 Ch. 3-5
[Oyama Yasunaga] Fuufu Koukan Game -Shumatsuu no Inen- | 夫婦交姦性遊戲 -終末的淫宴- [Chinese]
(C89) [waterwheel (Shirota Dai)] Suguha-chan Koukan Nikki (Sword Art Online) [English] {doujin-moe.us}
Onii-chan ni Haramasaretai Yandere Imouto wa Karada o Koukan shite Kozukuri H shichau no
[Happy Present (Kouduki Miyabi)] Ecchi na Imouto to Shintai Koukan ~Kyou kara Ore wa Ochinpo Dorei~ | Switching Bodies With a Lewd Sister: From Today on I'll be a Cock Slave [English] [sensualaoi] [Digital]
[Kanbayashi Takaki] Koukan Mesu Ochi Otokonoko [Digital]
[Ikeshita Maue] Shibamura Saya no Koukan Nikki. - Kyou mo Rijichou to Sex Shiteimasu. 1
(C93) [Testa Chuubou (Testa)] Unicorn Koukando 120% (Azur Lane)