Sakuya to Kogane ga Muchimuchi Mizugi de Ecchi na Gohoushi Shichaimasu!
(C44) [Tenny Le Tai (R-Koga, Pia Pia)] Lunar Dancer (Bishoujo Senshi Sailor Moon)
(C63) [Tsurikichi Doumei (Kogawa Masayoshi, Umedama Nabu)] Soutennenshoku Nan Demo-R Vol. 2 (Various)
(C81) [TAIL UP! (Arima Yutaka)] KogaCyclone (Touhou Project) [English] [QB-translations]
COMIC Masyo 2017-05 [Digital]
[Nozarashi (Nozarashi Satoru)] ROYAL Medaka SCRAMBLE (Medaka Box) [Digital]
[R-Koga] Tsuru Tsuru Mumou Chitai
(SC8) [Tsurikichi-Doumei (Kogawa Masayoshi)] Oudou ~Rolling Elbow no Shou~ (Various)
Omoide Level Genkai Toppa Shita Tsukioka Kogane wa Yonayona P to no Ecchi o Mousou Shite Onanie Shite Shimau
[CELTRANCE (Kogaku Kazuya)] CANDY POCKET (Lucky Star) [English] [The Chrysanthemum Translations] [Digital]
(C75) [abgrund (udk)] Taru Yume 4 (Narutaru)
[Brother Pierrot] Hataraku Onna no Ureta Ase [Chinese]
(C48) [TENNY-LE-TAI (Aru Koga)] Aa!! Megami-sama ni Taiho Sarechauzo!! (Ah! Megami-sama, You're Under Arrest)
Surprise Meister KogaNue
COMIC HOTMILK 2016-12
(C42) [Naniwaya (Various)] MAKE UP (Bishoujo Senshi Sailor Moon)
COMIC Masyo 2016-11
(C75) [abgrund (udk)] BD! (Narutaru)
Seishun Buta Yarou X Mai X Tomoe
Girl’s wish
[Koga Ryohei] El-tentacle Birth Lady's Mk.B Ex.1
(C82) [Penpengusa Club, MEGA-MIX (Katase Minami, Nekoga Yoshiki)] Kasoku Sekai e Youkoso 2 (Accel World)
[R-Koga] Innocent Sex
Omoide Level Genkai Toppa Shita Tsukioka Kogane wa Yonayona P to no Ecchi o Mousou Shite Onanie Shite Shimau | 思念之情突破極限的月岡戀鐘她每晚都在用和P做愛的妄想拼命自慰著
[Ninniku(Kari)] Chinko Raiko-san x Futsuu Kogasa no Dengeki Manga (Touhou Project)
[R-Koga] Momi no Ie
COMIC Momohime 2006-11
COMIC Megastore 2012-11
[Ogeretsudan (Shinjima Saki)] Scatrina
(C62) [Kakogawa-ya (Kakogawa Tarou)] Ore to Foreskin Bri ~Me and Foreskin~ (Guilty Gear)
COMIC HOTMILK 2019-07
Comic Megastore 2001-02
(C52) [CHROMATIC ROOM (Maka Fushigi)] Tousoushin (Various)
Camp no Susume
COMIC HOTMILK 2017-03
(C78) [Tsurikichi Doumei (Kogawa Masayoshi, Umedama Nabu)] Senjou no Ecchi EROMAN (HEROMAN, Valkyria Chronicles)
COMIC Masyo 2017-09 [Digital]
(C85) [Konnyaku Nabe (magifuro Konnyaku)] Tatara Kogasa Jiken | Tatara Gasacide Incident (Touhou Project) [English]
COMIC Momohime 2003-07
NO WORK, NO LIFE?
(SC46) [Nagiyamasugi (Nagiyama)] Sanakoga Erohon (Touhou Project)
COMIC Mugen Tensei 2017-09 [Digital]
COMIC Masyo 2017-07 [Digital]
Amaesasete! Kogasa-chan!
[Yaburi Dokoro (Hakano Shinshi)] Kogasa-chan no Shojo o Ubatte Haramase Mata Okasu Hon (Touhou Project) [Chinese] [冰窖绅士汉化] [Digital]
COMIC Masyo 2017-01
COMIC HOTMILK 2020-02
Tenshi to Akuma
Tsukenaku Temo Daijoubu Desuyo? ~Koga Koharu Hen~ Preview
Omoide Level Genkai Toppa Shita Tsukioka Kogane wa Yonayona P to no Ecchi o Mousou Shite Onanie Shite Shimau
COMIC HimeDorobou 2009-05 (Corrected)
[R-Koga] Papa no Seikyouiku - Papa's Sex Education
[Hakidame no Koganemushi (Koganemushi)] Short Situations [Digital]
(C91) [CELTRANCE (Kogaku Kazuya)] Ma ni Miirareshi Mahou Shoujo wa Mi o Kurai Suitsukusu 2 (Puella Magi Madoka Magica)
[Konnyaku Nabe (magifuro Konnyaku)] Odoroki no Kogasa dezumu (Touhou Project) [Chinese] [CE汉化组] [Digital]
(C85) [Gainamon (Natsu no Koucha)] Kogasa No Okuchi Lesson! (Touhou Project) [English] {biribiri}
(C95) [Service Heaven (Azukiko)] Seishun Buta Yarou X Mai X Tomoe (Seishun Buta Yarou wa Bunny Girl Senpai no Yume o Minai)
COMIC Momohime 2006-01
COMIC Momohime 2005-12
COMIC HOTMILK 2016-08
[Anthology] Moe Hime Vol.03