Koga Ryouhei Prelfillust

COMIC Megastore 2006-06

[STUDIO SHARAKU (Sharaku Seiya)] Yoiko no Ratai Book 2 (H2) [2000-03-03]

COMIC Megastore 2008-08

Comic Megastore 2004-06

[CELTRANCE (Kogaku Kazuya)] M.P.E.C. - Madopanenecharge (Puella Magi Madoka Magica) [Digital]

[Anthology] Kemono for ESSENTIAL [Digital]

[Anthology] Digital Puni Pedo! Vol. 09

COMIC Masyo 2015-07

(C96) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Yappari Onii-sama to Kozukuri o. (Lord El-Melloi II-sei no Jikenbo) | In the End, I Want to Make Children with Onii-sama [English] [EHCOVE]

(C91) [sugusoko (Yuma Ryouhei)] Made in Nanachi (Made in abyss)

[Gensou Stomach (Taku)] Suwarete Nomarete Kogasa-chan (Touhou Project) [Digital]

(C86) [CELTRANCE (Kogaku Kazuya)] An→Saya Pakorissimo (Puella Magi Madoka Magica)

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

(C88) [STUDIO Hamachigumi (Mizuki Hitoshi)] Ganbare ❤ Kogasa-san (Touhou Project) [Chinese] [oo君個人漢化]

Comic XO 2009-11 Vol.42

[Kamirenjaku Sanpei] Innyou Megami 1

Comic Megastore 2004-05

[Kogawa Masayoshi] miamuto ippikino geboku

COMIC Masyo 2015-12

COMIC Masyo 2016-01

COMIC HOTMILK 2017-05 [Digital]

COMIC Megastore 2004-08

(C91) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Flowers of a lost country (Shuumatsu no Izetta)

(C89) [Sugusoko (Yuma Ryouhei)] Made in Nanathi Doshigatai Hitobito (Made in abyss) [Chinese] [兔屋汉化组]

[Atelier Hachifukuan] Superheroine Yuukai Ryoujoku VII

Kiyoka Hitomaku | Summer Fling

[Butaro] Tenshi to Akuma | Angel and Demon [English] [neentenderk + Jedic]

[Kogaino] Datte Shitain Damon

COMIC Megastore 2006-05

m.works vol 1

COMIC HOTMILK 2017-10 [Digital]

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

COMIC Masyo 2011-03

COMIC Masyo 2010-10

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

Comic Hime Dorobou 2008-05

Comic Masyo 2010-02

[Komekouji] Chikadou Bukkake Jigoku

Shitsuraku

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

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

(Super Brilliant Days 2017) [Gure Guli (Urawa Mogutasu, Oshige)] Fuwawan (Ensemble Stars!) [English] [Anzu]

COMIC Megastore 2004-04

(C91) [CELTRANCE (Kogaku Kazuya)] Ma ni Miirareshi Mahou Shoujo wa Mi o Kurai Suitsukusu 2 (Puella Magi Madoka Magica) [English] [SMDC]

COMIC Masyo 2015-12 [Digital]

[Anthology] Hinakan 2

COMIC XO 2009-07 Vol. 38

COMIC Masyo 2017-03 [Digital]

COMIC Momohime 2005-08

COMIC Megastore 2010-02

(C92) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] EROMANGA DAYS (Eromanga Sensei)

[R-Koga] Bubunteki Otonaka Keikaku [English] [biribiri]

Camp no Susume

Comic Mate 2008-02

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

COMIC Megastore 2013-02

BUSTER COMIC 2015-07

COMIC Megastore Alpha 2014-03 [Digital]

[Butaro] ブー太郎

(SC60) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] NO WORK, NO LIFE? (Hataraku Maou-sama!) [English] [EHCOVE]

[Konnyaku Nabe (magifuro Konnyaku)] Odoroki no Kogasa dezumu (Touhou Project) [Chinese] [CE汉化组] [Digital]

[Anthology] Hinakan 3

(C94) [Kansai Gyogyou Kyoudou Kumiai (Marushin)] Idol Nara Seikoushou No Kokoroe Kurai Arubeki Dato Omouyo Kogane Chan (THE iDOLM@STER: Shiny Colors) [Chinese] [無邪気漢化組]

[Nozarashi (Nozarashi Satoru)] ROYAL Medaka SCRAMBLE (Medaka Box) [Digital]

Ume Zanmai

[Koga Tsubame] Choukyou Game | Breaking Game

COMIC Megastore Alpha 2014-11

狂犬病

COMIC Megastore Alpha 2014-09

(C45) [Naniwa-ya (Various)] NANIWA-YA FINAL DRESS UP! (Various)

COMIC Momohime 2007-01

(C95) [Service Heaven (Azukiko)] Seishun Buta Yarou X Mai X Tomoe (Seishun Buta Yarou wa Bunny Girl Senpai no Yume o Minai)

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

[R-Koga] Aigan Shoujo

COMIC Masyo 2016-08

lDOL:RECOLLECTlONS

[Anthology] Kemono For HEAVEN in DVD

Ore no Maid ga Hankouteki nanode Saikyouiku?

(C84) [Konnyaku Nabe (magifuro Konnyaku)] Koga Ryona (Touhou Project) [Chinese] [yuanzhongwo汉化]

[R-Koga] Tsuku Mimi Ch. 13