(C56) [STUDIO HUAN (Raidon)] PIPER COLORED (Street Fighter)
(Comic Castle FINAL) [STUDIO HUAN (Raidon)] PIPER 1 (Star Gladiator)
(C67) [Studio Huan (Raidon)] Milk Piper (Dead or Alive Xtreme Beach Volleyball)
PIPER FINAL
(C54) [STUDIO HUAN (Various)] PIPER 2 (Street Fighter)
(C65) [STUDIO HUAN (Raidon)] Shinmeikan no Chouki
(C82) [STUDIO HUAN (Raidon, Buchou Chinke, Kadou)] SF IV (Street Fighter)
(C67) [Studio Huan (Raidon)] Milk Piper (Dead or Alive Xtreme Beach Volleyball) [English] [SpiderExpert]
(C61) [STUDIO Huan (Raidon)] Liquid Piper (Card Captor Sakura, Street Fighter, Rival Schools)
(C58) [STUDIO HUAN (Raidon)] Ninja PIPER (Dead or Alive, King of Fighters)