(C72) [GUY-YA (Yamada Shuutarou, Hirano Kouta)] 509 (Kizuato, Daibanchou -Big Bang Age-)
[Guy-ya (Hirano Kouta, Yamada Shuutarou)] HI-SIDE 03 (The Vision of Escaflowne, Neon Genesis Evangelion)
COMIC Purumelo 2014-03
ANGEL Club 2005-03
Sakusen Kaishi Desu wa to Kanojo wa Itta Irregular Version Ver1.51
Ecstacy [ENG]
(SC26) [Fresnel Lens (Hirano Kana)] Shi (ToHeart)
[Kouta Hirano] Shanghai Sugekitai
(C55) [GUY-YA (Hirano Kouta, Yamada Shuutarou)] HI-SIDE Ver.8 (Slayers, Fushigi no Umi no Nadia)
Rio Sexy Gate!
[Hirano Takeshi] Gakuen Chaos