2024 · Kenji Seto · 71 min
Butt Detective's partner who disappeared 10 years ago suddenly reappears. He receives a mysterious message from Suisen and soon finds himself embroiled in a case of counterfeit art involving a massive plot to shake up the art galleries around the world.
Yuko SanpeiButt Detective (voice)
Ayaka SaitoBrown (voice)
Takahiro SakuraiKaitō U (voice)
Kenji SugimuraKubifutoshi (voice)
Tetsuhiro IkedaPermanent (voice)
Katsuyuki KonishiMimitogari (voice)
Makoto NakamuraKoimayu (voice)
Ikkei WatanabeChief Maltese (voice)
Riisa Naka(voice)
Kenjiro Tsuda(voice)
Issei Futamata(voice)