Akuma Kun, a boy raised by a demon, works with his half-human partner Mephisto III as paranormal investigators to solve various murder and mysteries.
Yuki Kaji
Akuma-kun / Ichiro Umoregi (voice)
Toshio Furukawa
Mephisto 3 / Mephisto 2 (voice)
Ryoko Shiraishi
Sanae Kazama (voice)
Yumiri Hanamori
Mio Kazama (voice)
Fairouz Ai
Gremory (voice)
Yukiyo Fujii
Hina Asanagi (voice)
Michiyo Yanagisawa
Etsuko Umoregi (voice)
Yusaku Yara
Satan (voice)
