Artist koyama harutarou

(Rikukaikuu ma Goudou Enshuu Friends 2024 Shunki) [team Make Otoko (Koyama Harutarou)] Youko Ganbaru! (GIRLS-und-PANZER)

(C102) [team Make Otoko (Koyama Harutarou)] ××× To yobanaide (Galaxy Angel)

(C100) [team Make Otoko (Koyama Harutarou)] Nete mo, samete mo, Forte Stollen (Galaxy Angel)

(COMIC1☆22) [team Make Otoko (Koyama Harutarou)] Futanari Ojou-sama no Doutei Lotion Donburi ima dake Suppon Iri (Galaxy Angel)

(Futaket 29) [team Make Otoko (Koyama Harutarou)] Gomen ne, Kami yo Futanari Sister no Mint-san ga Akuma no Forte-san o Seibai shitai Hanashi (Galaxy Angel)

[Anthology] Futanari Friends! 16

(COMIC1☆19) [team Makeotoko (Koyama Harutarou)] Nyuugyuu Tenshi 〜Forstein Angel〜 (Galaxy Angel)

[Anthology] Futanari Friends! 14

(COMIC1 BS-sai Special) [team Makeotoko (Koyama Harutarou)] Revival Survival Teishoku - Mint-san to Forte-san ga Mujintou de Ecchi suru Hon (Galaxy Angel)

[コヤマハルタロウ] 灰水♀同人誌再録

[team Makeotoko (Koharu)] Kyonyuu Bokujou [Digital]

[team Makeotoko (Koyama Harutarou)] Mint no Futanari Ajillo Forte Zoe (Galaxy Angel) [Digital]

(Akihabara Chou Doujinsai) [team Makeotoko (Koyama Harutarou)] Forte-san Tabehoudai (Galaxy Angel)

[team Tamago Doufu (Koharu)] Kirara-chin VS InaUSA Chinchin Tanteisha (Youkai Watch) [Digital]

(COMIC1☆16) [team Makeotoko (Koyama Harutarou)] Mint no Futanari Ajillo Forte Zoe (Galaxy Angel)