Koga Ryouhei Prelfillust

COMIC HOTMILK 2016-06

(C44) [Tenny Le Tai (R-Koga, Pia Pia)] Lunar Dancer (Bishoujo Senshi Sailor Moon)

[R-Koga] Tachiirikinshi no Ecchi Kichi (H base of no admittance)

NO WORK, NO LIFE?

(C93) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] ROYAL SECRET (Azur Lane)

(C94) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] ETOILE (Shoujo Kageki Revue Starlight)

COMIC Masyo 2011-05

(C83) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] SISTER FAERIE (Sword Art Online) [English] [EHCOVE]

COMIC Masyo 2017-07 [Digital]

[Futokoro Gatana (Kogaino)] Miya Ogi [English] [DesuDesu]

(C84) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] ULTIMARATIO (Sword Art Online) [English] [DirtyTranslations]

COMIC Masyo 2014-02

(Kouroumu 5) [Shigunyan] Tapopai ☆ Kogasa (Touhou Project) [English] [CGrascal]

[odin (Kurokawa Izumi)] Koga-tan ni Gyugyutto Amaete | I want to be pampered by Koga-Tan! (THE iDOLM@STER: Shiny Colors) [English] [Im Simon! 93.7]

COMIC Megastore Alpha 2015-11

[R-Koga] Momi no Ie

Comic Hime Dorobou 2008-05

COMIC XO 2008-08 Vol. 27

COMIC Megastore 2004-04

Amaesasete! Kogasa-chan!

[R-Koga] Mechashiko Hiyakekko

COMIC Masyo 2016-05

COMIC Masyo 2016-11

COMIC HOTMILK 2017-07 [Digital]

[Ninniku(Kari)] Chinko Kokoro x Futsuu Kogasa no Bousou Manga (Touhou Project)

Tsukioka Kogane

COMIC Masyo 2015-12 [Digital]

Tsukioka Kogane no Dosukebe Lesson

BUSTER COMIC 2015-01

(C46) [Tenny Le Tai (Aru Koga)] R Time Special (3x3 Eyes, Ranma 1/2, Sailor Moon)

(C82) [Sugusoko (Yuma Ryouhei)] Ura Taisen Shin no Shou (Shinrabansho)

[Anthology] Moe Hime Vol. 2

COMIC Megastore 2008-07

COMIC Masyo 2015-07

COMIC HOTMILK 2017-10 [Digital]

m.works vol 1

[Yaburi Dokoro (Hakano Shinshi)] Kogasa-chan no Shojo o Ubatte Haramase Mata Okasu Hon | The Raping, Impregnating and Popping of Kogasa-chan's Cherry Book (Touhou Project) [English] [Digital]

Magia Baiser ni Akogarete

COMIC Masyo 2013-08 [Digital]

COMIC Muga 2004-02

Hinakan Hi! Vol. 05

Comic Masyo 2005-09

[R-Koga] Sample Me Please Ch. 1 [English] [kurokat]

COMIC Megastore 2010-10

[R-Koga] Boku ga Kemono SEX ni Hamaru made

COMIC Megastore 2011-07

[Tenny Le Tai] Ami chan AGEIN (Bishoujo Senshi Sailor Moon)

[Tenny Le Tai] Konoko Nekonoko

COMIC Megastore 2001-10

COMIC Megastore Alpha 2013-12

[Horsetail] Zoku Kaa-san Ja Nakya Dame Nan Da!!!

[Tenny Le Tai (R-Koga)] R Time Special (3x3 Eyes, Ranma 1/2, Sailor Moon)

COMIC Momohime 2004-01

(C93) [Triple Pinch! (Hikami Izuto)] Koharu-chan Kyuusekkin! (THE IDOLM@STER CINDERELLA GIRLS)

[Anthology] Kemono For HEAVEN in DVD

[CELTRANCE (Kogaku Kazuya)] Mama Hame Sex (Tsuya) no San (Mae) [Digital]

Kogasa no Aiaigasa

(C93) [MEGA-MIX, Penpengusa Club (Nekoga Yoshiki, Katase Minami)] Ereshkigal Youkoso Chaldea e! (Fate/Grand Order)

(C83) [Takoyaki-batake (Takoyaki) Kogasa Surprise (Touhou Project)

(C64) [Atsujiya (Yamamoto Atsuji)] Magic Recorder

COMIC Megastore 2009-08

[Kouka Ryouhei (Yanagi Kyouei)] El-tentacle Birth Lady’s Mk.B ex.other [Digital]

COMIC Masyo 2012-08

(COMIC1☆13) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Bougin (Ryuuou no Oshigoto!) [Chinese] [空気系☆漢化]

(C75) [abgrund (udk)] Taru Yume 4 (Narutaru) [Chinese] [刷牙子漢化]

[Anthology] PetaFeti. 15 [Digital]

COMIC Megastore Alpha 2014-09

COMIC Megastore Alpha 2013-10

COMIC Hime Dorobou 2009-09

[Kogaino] Sonna Anata ga Sukina Node | I Like It When You're Like That [English] [DesuDesu] [Decensored]

COMIC Megastore 2011-10

_Kakogawa_Tarou__Bent_love_expression__LoLi-Femdom_

[Fractal Underground Studio] Kodomo Rakuen Ransel Shoujo Hen

[Sorairo Chouchou (Koga Yoshihisa)] Kurakura Kuroi Mina Sokode (Super Robot Wars Z)

(Shota Scratch 7) [abgrund (udk)] Taru Yume 3 (Narutaru) [Chinese] [刷牙子漢化]

COMIC Momohime 2004-05

COMIC Masyo 2014-08

(C44) [Dai Nippon Kodomo Shuppan (DONKEY)] Lycéene Nouveau 1

COMIC Mugen Tensei 2017-09 [Digital]

Bell-kun wa Uwakimono | Is Bell a Playboy?

COMIC Megastore 2008-02

[Kogaku Kazuya] Sign In! [Chinese]

COMIC Masyo 2013-12

COMIC Megastore 2009-09

(C81) [Tenny Le Tai (R-Koga)] Imouto-tachi wa Asoko ga Setsunai (Boku wa Tomodachi ga Sukunai)

Odoroki no Kogasa dezumu

[Lolimate Seizou Koujou (Lolimate)] Uso no Odorokashikata o Oshierarete Tokuige ni Jissen suru Kogasa-chan (Touhou Project) [Digital]

[Kouka Ryouhei (Yanagi Kyouhei)] El-tentacle Birth Lady’s Mk.B PHASE-2

[Guchokuya (Spec-R)] Moeru! Oniisan (Pia Carrot e Youkoso!!)

(COMIC1☆4) [STUDIO Hamachigumi (Mizuki Hitoshi)] Sanae-san to Kogasa-san (Touhou Project)

(Kouroumu 12) [G.Entertainment (Gotakichi)] Nue Koga ni Ippouteki ni Sakusei Sareru Hon (Touhou Project)

COMIC Masyo 2016-02

COMIC Mugen Tensei 2017-07 [Digital]

[R-Koga] Tsuru Tsuru Mumou Chitai

(CR35) [Tsurikichi Doumei (Kogawa Masayoshi, Kosuke)] Oudou ~Jikkon no Power Bomb no Shou~ (Various)

[Kogaino] Senpai Ijime

COMIC Megastore 1999-09

COMIC Megastore 2011-12

Comic Megastore 2001-02

COMIC XO 2007-10 Vol. 17

[Anthology] Kono Hito Chikan Desu! Vol.04

Yasuhara Tsukasa's affection of heaven from

(C80) [Anzu Ame (Syouji Ayumu, Yuma Ryouhei, Shiina Yuuki)] Kikan Syrup -SUMMER, 2011-

COMIC HOTMILK 2017-01 [Digital]

COMIC Megastore Alpha 2015-08

(C85) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] KONGO BLITZ TACTICS (Kantai Collection -KanColle-)

[CELTRANCE (Kogaku Kazuya)] Momoiro Takarabako (Machikado Mazoku) [Chinese] [漢化工房BOKI組] [Digital]

COMIC Megastore Alpha 2015-10 [Digital]

[CELTRANCE (Kogaku Kazuya)] Mama Hame Sex (Tsuya) no San (Mae)

Comic Megastore 2007-01

Sakuya to Kogane ga Saimin de AV Debut Suru Hon

[Yaburi Dokoro (Hakano Shinshi)] Kogasa-chan no Shojo o Ubatte Haramase Mata Okasu Hon (Touhou Project) [Chinese] [CE家族社] [Digital] [Incomplete]

COMIC XO 2009-05 Vol. 36

COMIC Momohime 2003-02