[Tange Suzuki] Analist ~Koukan Shugisha~ [Chinese]

[Katsura Airi] Koukan ─ Ano Toki… Ano Musume ♀ Toitsu ♂ Tetara ─ 4 [Digital]

[Hinotsuki Neko] Hyoui Koukan [Chinese]

[Katsura Airi] Koukan ─ Ano Toki… Ano Musume ♀ Toitsu ♂ Tetara ─ 2 [Digital]

[Katsura Airi] Koukan ─ Ano Toki… Ano Musume ♀ Toitsu ♂ Tetara ─ 1 [Digital]

[Katsura Airi] Koukan ─ Ano Toki… Ano Musume ♀ Toitsu ♂ Tetara ─ 3 [Digital]

[Tsurutsuru Pain (Pikeru)] Koukan Nikki (Love Live!) [Digital]

[Tohgoo (Fuyutugu)] Kuro to Illya no KOUkan Kyouyuu (Fate/kaleid liner Prisma Illya) [English] {biribiri} [Digital]

[Shimotsuki Juugo] Shitei Koukan

(COMIC1☆7) [abgrund (Saikawa Yusa)] Aijou ☆ Koukan Nikki | Love Exchange Diary (GJ-bu) [English] [doujin-moe.us]

[Tange Suzuki] Analist ~Koukan Shugisha~

[Tenchuumaru] Choukyou Tsuma Koukan - Swapping Family

[Okamoto Fujio] Koibito Koukan

[Katsura Airi] Koukan ─ Ano Toki… Ano Musume ♀ Toitsu ♂ Tetara ─ 1 [English] [Digital]

[The Dungeon In Yarn (Yone Kinji)] Koukan Nikki Ninshin Jisshuu [Digital]

[Nagare Ippon] Koukan Jyoken Ch.1-2 [English] [R-IC] [Digital]

[Juan Gotoh] Kinshin Koukan Kazoku [Digital]

(CSP6) [Otabe Dynamites, Dodo Fuguri (Otabe Sakura, Shindou)] KOUKAN GASYUKU

[Akuten Soushin (Kokutou Nikke)] Taihou Kaizou Gisou Koukan Choukyou (Kantai Collection -KanColle-) [Digital]

[Yuuki] Koukan Jokyoushi Ryou

[Mitsuki Rintarou] Koukan Retsujou

[The Dungeon In Yarn (Yone Kinji)] Koukan☆Nikki Hadaka Randoseru Satsueikai [Chinese] [伊忍汉化组] [Decensored] [Digital]

[Jitsuma] Koukan Musuko | Son Swapping Ch. 1-5.6 [English] [desudesu + kusanyagi]

(COMIC1☆7) [UROBOROS (Utatane Hiroyuki)] Mousou Koukan Nikki wa Herlock Aruki no Yume wo Miru ka? (GJ-bu)

[The Dungeon In Yarn (Yone Kinji)] Koukan☆Nikki Hadaka Randoseru Satsueikai [Chinese] [伊忍汉化组] [Decensored] [Digital]

[CHI-PONKAN (CHIPOKAN)] Imouto Koukan

[Tohgoo (Fuyutugu)] Kuro to Illya no KOUkan Kyouyuu (Fate/kaleid liner Prisma Illya) [Digital]

[Anthology] Kazoku Koukan!

Seito Koukan no Susume

ASShorufo-kun 3 Koukan Shop Hen

Astolfo-kun to Ryoushi Koukan Shiau Hon

Koukan - Trade | 트레이드

300 no Oshirushi Atsumete Koukan suru yori Kawaii Anira ni Natta hou ga Ii

Jakuniku Koukan in Alola Sun Hen

Koukan Jyoken Ch. 1-6