Otona no Kaidan | 通往大人的階梯
COMIC Muga 2003-11 Vol.3
Comic Unreal 2010-02 Vol.23 [Digital]
COMIC HOTMILK 2017-06 [Digital]
(C81) [Midoriya (Ryokusiki)] KogaSana! (Touhou Project)
BUSTER COMIC 2015-11 [Digital]
[R-Koga] Bubunteki Otonaka Keikaku
Tsukioka Kogane no Dosukebe Lesson
COMIC Masyo 2016-05
COMIC Penguin Celeb 2013-11
流され3P卒業旅行
COMIC Momohime 2004-03
[CELTRANCE (Kogaku Kazuya)] Mama Hame Sex (Tsuya) [Digital]
(Reitaisai 11) [ROCK CLIME (Danbo)] Kaso Koga Tabe Houdai (Touhou Project)
Seiryoku Shoukanshiki!
[Kogaku Kazuya] Nagomi Wakan
COMIC Magnum Vol. 48
COMIC HOTMILK 2016-06
[Lolimate Seizou Koujou (Lolimate)] Uso no Odorokashikata o Oshierarete Tokuige ni Jissen suru Kogasa-chan (Touhou Project) [Digital]
(C70) [Tsurikichi-Doumei (Kiki Ryuu, Kogawa Masayoshi, Umedama Nabu)] Ero no Gunzou 3 ~Neburiai Hora !~ (Keroro Gunsou)
[Anthology] PetaFeti. 16 [Digital]
(Love me do Cheer) [Chumimin (Tsutsumi Tsumimi)] un happy birth day (Ensemble Stars!)
Akogare no Nee-chan ga Gal ni Natte Kaette Kita Natsuyasumi Ch. 1
[Koga Ryohei] El-tentacle Birth Lady's Mk.B Ex.1
COMIC Megastore 2012-12
Oogami Koga Tousatsu Nikki
Sausage
(SC65) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] My Beautiful Dark Deranged Fantasy! (Amagi Brilliant Park)
Shotacon Mojo ga Danshi ○gakusei to Off Kaisuru ni Natta Hanashi
Surprise Meister KogaNue
You & Me 3
[Anthology] Angel Halo Vol.1
[Anthology] Hinakan 7
Tsukenaku Temo Daijoubu Desuyo? ~Koga Koharu Hen~ Preview
[Anthology] Moe Hime Vol. 2
(COMIC1☆10) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Kono Subarashiki Sekai o Mou Ichido - Wonderful World Once Again (Kono Subarashii Sekai ni Syukufuku o!)
COMIC Megastore Alpha 2014-10
(COMIC1☆13) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Bougin (Ryuuou no Oshigoto!) [Chinese] [空気系☆漢化]
Chichin no Pui
[Metamorgirl] Be Completely Changed
(C62) [Kakogawa-ya (Kakogawa Tarou)] Ore to Foreskin Bri ~Me and Foreskin~ (Guilty Gear)
(C88) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Idol Gurashi! (THE IDOLM@STER CINDERELLA GIRLS)
Shotacon no Oneechan wa Suki Desu Ka?
COMIC Masyo 2016-07
(Shuuki Reitaisai) [Konnyaku Nabe (magifuro Konnyaku)] Omae wa koko de gyaku redaga na! (Touhou Project) [Digital]
[R-Koga] Hiyake Sex Enikki - Picture Diary of a xxx with the Suntanned [Digital]
(Mitsui Jun) Summer Vacation With Grandpa (cute color shotacon)
(C89) [Konnyaku nabe (Various)] R-18G Koga Ryona Goudoushi 3 Koga Ryonabe Shime (Touhou Project)
BUSTER COMIC 2016-07
Akogare no Tomodachi no Okaa-san ni Itazura Shitara Gyaku ni Oishiku Taberareta | I Tried Playing a Prank On My Friend's Mom And Ended Up Being The One Pursued
Nekogurumix
Akogare no Elf Shounen ga Yowatte ita node Chiryou Tsuide ni Mesu Ochi sasetai
COMIC HOTMILK 2018-02 [Digital]
(C83) [Takoyaki-batake (Takoyaki) Kogasa Surprise (Touhou Project)
COMIC Megastore Alpha 2014-01
COMIC Penguin Celeb 2017-05 [Digital]
[Yuzuponz (Rikka Kai) SHOTACON HOLE Shinkon Hitozuma 18-gou no Tsukinai Seiyoku (Dragon Ball Z) [Digital]
Action Pizazz Special 2015-10
[Midnight Muumus (Giu)] Miminari ga Suru to... [English] [Samachan]
Kekkon shinaide Okaa-san
COMIC Masyo 2011-07
(Reitaisai SP2) [barista (Kirise Mitsuru)] Niokuyonsenman no Akuma (Touhou Project)
Sakuya to Kogane ga Muchimuchi Mizugi de Ecchi na Gohoushi Shichaimasu!
COMIC Magnum X Vol. 21
COMIC Masyo 2013-06
(C85) [Konnyaku Nabe (magifuro Konnyaku)] Tatara Kogasa Jiken (Touhou Project)
COMIC Megastore Alpha 2013-09 [Digital]
COMIC Magnum Vol. 70
(C88) [STUDIO Hamachigumi (Mizuki Hitoshi)] Ganbare ❤ Kogasa-san (Touhou Project)
Kako ni Modotte Akogare no Onee-san o Netottemita
BUSTER COMIC 2016-09
COMIC Megastore 2009-06
[Sakura Fubuki] Kogane no Tama (Turn A Gundam) [Digital]
[DT Koubou (DAIGO)] Akogare no Tsunade-sama o Zettai Ninshin Sasetai | I Want To Make Tsunade-sama Pregnant (Naruto) [English] {Doujins.com}
(SC59) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Kagami-san Maji Angel (Sasami-san@Ganbaranai)
[CELTRANCE (Kogaku Kazuya)] Mamimamix 3 (Puella Magi Madoka Magica) [English] [Digital]
Hinakan Hi! Vol. 05
[Anthology] Hinakan 8
Negi x Kogami Ryoken
COMIC HOTMILK 2021-05
COMIC Momohime 2006-01
Sakuya to Kogane ga Saimin de AV Debut Suru Hon
(SC56) [Amagi Seitetsusho (Ebisu)] Laboratory Animals + Hermaphroditism = Passion (Medaka Box) [English] -Krizalid-
(C84) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] ULTIMARATIO (Sword Art Online) [English] [DirtyTranslations]
(C83) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Mad Tea Party (Sword Art Online) [English] [EHCOVE] [Decensored]
COMIC HOTMILK 2017-04 [Digital]
Nakanu Hotaru ga Mi o Kogasu
COMIC Penguin Celeb 2015-07
[Kogaku Kazuya] Bukkorori Ch. 1-5
(C82) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Marriage Experience (Sword Art Online)
Nekomata!
(SC2015 Summer) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Bell-kun wa Uwakimono (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka)
[Kogaino] Sonna Anata ga Sukina Node | I Like It When You're Like That [English] [DesuDesu] [Decensored]
COMIC Masyo 2014-02
(C91) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Flowers of a lost country (Shuumatsu no Izetta)
[Nozarashi (Nozarashi Satoru)] ROYAL Medaka SCRAMBLE (Medaka Box) [English] [918] [Digital]
COMIC HOTMILK 2018-07 [Digital]
COMIC Magnum Vol. 29
(Shota Scratch 7) [abgrund (udk)] Taru Yume 3 (Narutaru)
[DT Koubou (DAIGO)] Akogare no Kinjo no Oba-san ni Nengan no Tanetsuke | The Lady Down the Street Asked Me to Impregnate Her [English] [Chocolate] [Digital]
Love Slave Hero
(SC56) [AMAGI AN IRONWORKS (Ebisu)] Laboratory Animals + Hermaphroditism = Passion. (Medaka Box)
(C89) [Gujira 4 Gou (Gujira)] Gal Bitch sho-nen no INSEI [Chinese] [空想少年汉化]
COMIC Penguin Celeb 2016-11