Hiraizumi Kou
Heisen-Dou
When You're Partners with Echidna...
Queen's Blade
Artist: Tsurikichi Doumei, Hiraizumi Kou
Cornelia's Cum-Guzzling Award Ceremony
Code Geass
Artist: Hiraizumi Kou, Heisen-Dou
Beach Bitches
Highschool of the Dead
Artist: Hiraizumi Kou