[Hirano Kouta] Koi no strike back (Strike back of love)

[Hirano Kouta] Sabaku no Youjinbou (Hi-Tension)

(C72) [GUY-YA (Yamada Shuutarou, Hirano Kouta)] 509 (Kizuato, Daibanchou -Big Bang Age-)

(C65) [GUY-YA (Yamada Shuutarou, Hirano Kouta)] UFO MAMA (Detective Conan)

(C66) [GUY-YA (Hirano Kouta)] GAIA2004 (Record of Lodoss War)

[Guy-Ya (Hirano Kouta, Yamada Shuutarou)] UFO 2000 (Wingman)

[GUY-YA (Hirano Kouta)] HI SIDE 9 (Famous Detective Conan)

(C51) [GUY-YA (Hirano Kouta)] HI-SIDE Ver.4 (Martian Successor Nadesico)

(C67) [GUY-YA (Hirano Kouta)] UFO -GA- (Galaxy Angel)

(C48) [GUY-YA (Yamada Shuutarou, Hirano Kouta)] HI-SIDE 1 (Various)

(C54) [GUY-YA (Hirano Kouta, Yamada Shuutarou)] HI SIDE 7 (Various) [English] {Madao}

(C44) [GUY-YA (Hirano Kouta, Kotobuki Tsukasa, Noriharu, Yamada Shuutarou)] GUY-YA (Oh My Goddess!)

(C47) [GUY-YA (Hirano Kouta)] Naruhito Since 1992 (Dragon Ball, Oh My Goddess, Samourai Spirits)

[Kouta Hirano] Watashi no Ashinaga Patoron

[Kouta Hirano] Daisoutou Sabasaba

[Kouta Hirano] Shanghai Sugekitai

[Kouta Hirano] Techno Bancho and Techno Bancho SS

[Kouta Hirano] Doc's Story [Hellsing]

[Kouta Hirano] Angel Dust 1-3 (Hellsing)

[Hirano Kouta] Magic School Hentai--Renaldo

(C64) [GUY-YA (Hirano Kouta)] UFO 2000 Nana Koku-hime (One Piece)