Koga Ryouhei Prelfillust

COMIC Momohime 2005-08

Comic Megastore 2003-09

[R-Koga] Aigan Shoujo

COMIC Momohime 2007-01

[R Koga] Neko to Itsumademo | Forever a Cat [English]

[Butaro] ブー太郎

COMIC Masyo 2016-02

Koi no Chaban Gekijou

Fuwawan

Comic Megastore 2001-06

COMIC Masyo 2015-01

(brilliant days 10) [*Kanna (Sachi)] Kitanai Te (Ensemble Stars!)

[Koga Ryohei] El-tentacle Birth Lady's Mk.B Ex.1

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

COMIC Megastore 2006-11

COMIC Megastore 2006-01

COMIC Momohime 2005-11

(C87) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Fallen Angela (Rakuen Tsuihou -Expelled from Paradise-)

[Brother Pierrot] Hataraku Onna no Ureta Ase [Chinese]

COMIC Megastore 2009-12

[R-Koga] Tsukumimi 2

(SC23) [Chocolate Parfait (Sakuraba Yukine)] Illya to Asobo! (Fate/stay night)

(C81) [Anzu Ame (Shouji Ayumu, Yuma Ryouhei, Siina Yuuki)] Kikan Syrup -winter-2011-

(C85) [Konnyaku Nabe (magifuro Konnyaku)] Tatara Kogasa Jiken (Touhou Project)

[Simao] Tsukioka Kogane (THE iDOLM@STER: Shiny Colors)

(COMIC1☆4) [Akuten Soushin (Kokutou Nikke)] Shoku☆Shushu! ~Kogasa-chan Jigokuhen~ (Touhou Project)

Comic Moe Max Vol.5

[Kogaino] Datte Shitain Damon

COMIC Mugen Tensei 2017-07

(C80) [Youkouro (Various)] Youkouro no Dakimakura 2007-2008 Nen-ban (Various)

[NAGIYAMASUGI] SANAKOGAEROHON

[Tenny Le Tai] [Sailor Moon] Silky Moon (one translated story)

(C75) [CELTRANCE (Kogaku Kazuya)] Seigeki Shiei! (Lucky Star) [English] [Shinryu]

(C77) [CELTRANCE (Kogaku Kazuya)] Ijiwaru Kagami. Ijirare Konata. | Meanie Kagami. Teased Konata. (Lucky Star) [English] [The Chrysanthemum Translations]

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

COMIC Megastore 2004-03

Surprise Meister KogaNue

BUSTER COMIC 2013-09 [Digital]

COMIC Masyo 2010-12

COMIC Megastore Alpha 2014-10

COMIC Masyo 2011-03

[R-Koga] Osanai Mitsu

(C96) [CELTRANCE (Kogaku Kazuya)] MamimamiX digress plus (Puella Magi Madoka Magica) [Chinese] [爱弹幕汉化组]

[CELTRANCE (Kogaku Kazuya)] Miyuki-san to H Shitarinai. (Lucky Star) [Digital]

COMIC Masyo 2017-05 [Digital]

COMIC HOTMILK 2018-06 [Digital]

Comic XO 2008-10 Vol.29

(C64) [Shinkouzan Tozantai (Kogawa Yasushi)] Happa Tai 1 (ToHeart, Kizuato, and Magical Antique)

(C93) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Girl's Mission (Girls und Panzer)

(C60) [Tenny Le Tai (R-Koga)] P-teen

[おいしくてつよくなる (内臓)] かわいい××の晃牙クン (あんさんぶるスターズ！)

COMIC Masyo 2010-07

(SC2015 Summer) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Bell-kun wa Uwakimono (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka)

Comic Moe Max Vol.3

COMIC Masyo 2016-11 [Digital]

(777 FESTIVAL 2nd) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Ume Zanmai (Tokyo 7th Sisters)

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

[R-Koga] Kitsu Kitsu Ch.02 [English] [ATF]

[Anthology] Hinakan 8

Lost Child Seaside

Suwarete Nomarete Kogasa-chan | Kogasa-chan Gets Sucked in and Swallowed

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

COMIC Momohime 2003-01

[R-Koga] Seijyo no Izumi

[R-Koga] Koakuma Acme

Suwarete Nomarete Kogasa-chan

[Anthology] Angel Halo Vol.1

[arukushokeidai (GIRON)] Oogami Koga Tousatsu Nikki (Ensemble Stars!) [Digital]

COMIC HOTMILK 2017-03 [Digital]

Comic Megastore 2001-05

[Koga Tsubame] Choukyou Game | Breaking Game

COMIC Megastore 2004-08

Mad Kogasax

(SC61) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] HARUNA BLITZ TACTICS (Kantai Collection -KanColle-)

which

Comic Megastore 2008-06

COMIC Hime Dorobou 2008-03

COMIC Megastore 2009-06

COMIC Masyo 2011-07

Tsukioka Kogane no Special Hatsutaiken

[CELTRANCE (Kogaku Kazuya)] CANDY POCKET (Lucky Star) [Digital] [Chinese] [靴下汉化组]

(SC62) [Seven Days Holiday (Koga Nozomu, Shinokawa Arumi)] Yamato ga Kite kurenai node Taihou ga Karada o Hatte Teitoku no Onegai o Kiku Hanashi (Kantai Collection -KanColle-) [Chinese] [final個人漢化]

COMIC Masyo 2015-01

Comic Megastore 2009-03

COMIC Megastore 2010-11

Amaesasete! Kogasa-chan!

BUSTER COMIC 2014-09

COMIC Megastore 2005-01