Season 1 poster

Season 1

(2023)

Overview

A boy raised by a demon, Akuma Kun works with his half-human partner Mephisto III as paranormal investigators to solve various murder and mysteries.

Cast

Yuki Kaji as Akuma-kun / Ichiro Umoregi (voice)
Yuki Kaji

as Akuma-kun / Ichiro Umoregi (voice)

Toshio Furukawa as Mephisto 3 / Mephisto 2 (voice)
Toshio Furukawa

as Mephisto 3 / Mephisto 2 (voice)

Ryoko Shiraishi as Sanae Kazama (voice)
Ryoko Shiraishi

as Sanae Kazama (voice)

Yumiri Hanamori as Mio Kazama (voice)
Yumiri Hanamori

as Mio Kazama (voice)

Fairouz Ai as Gremory (voice)
Fairouz Ai

as Gremory (voice)

Yukiyo Fujii as Hina Asanagi (voice)
Yukiyo Fujii

as Hina Asanagi (voice)

Michiyo Yanagisawa as Etsuko Umoregi (voice)
Michiyo Yanagisawa

as Etsuko Umoregi (voice)

Yusaku Yara as Satan (voice)
Yusaku Yara

as Satan (voice)

Hiro Shimono as Strofire (voice)
Hiro Shimono

as Strofire (voice)

Yuko Mita as Akuma-kun I / Shingo Umoregi (voice)
Yuko Mita

as Akuma-kun I / Shingo Umoregi (voice)

Episodes

Demons poster

Demons 5.5

November 9, 2023

A university student asks Akuma Kun to investigate the strange deaths of two of her friends, who both died on the same …

Gluttony poster

Gluttony 0.0

November 9, 2023

Hina looks after Ichika, but danger still lurks nearby. Akuma Kun further investigates the case by making another visit…

Greed poster

Greed 0.0

November 9, 2023

Akuma Kun and Mephisto III get invited to the home of a very wealthy client, who has a disturbing request — to summon S…

Envy poster

Envy 0.0

November 9, 2023

A famous movie director in his twilight years asks Akuma Kun and Mephisto III to find a long-lost, cursed film made by …

Angel poster

Angel 0.0

November 9, 2023

At his wit's end, a landlord breaks into the apartment of a tenant who stopped paying rent — and discovers a gruesome, …

Love and Hate poster

Love and Hate 0.0

November 9, 2023

After arriving in Easter Island to investigate a strange red nail, Akuma Kun and Mephisto III discover the body of a mu…

Human poster

Human 0.0

November 9, 2023

After years of hard work, a long-time legislator is on the verge of becoming a Cabinet minister. But then, a threatenin…

True Intentions poster

True Intentions 0.0

November 9, 2023

A little boy goes into the Millenarianism Research Institute saying he wants to become a demon, but Akuma Kun immediate…

Father poster

Father 0.0

November 9, 2023

On a dark and stormy night, a ghastly looking man comes looking for Sanae. He turns out to be her husband, who's been m…

Celebration poster

Celebration 0.0

November 9, 2023

While trying out the pancakes at a new neighborhood restaurant, Mephisto III and Akuma Kun remember the day they first …

Play poster

Play 0.0

November 9, 2023

When Shingo — aka the first Akuma Kun — is sealed away, the father and son Mephistos set out to rescue him, while Akuma…

Sacrifice poster

Sacrifice 0.0

November 9, 2023

Akuma Kun, Gremory and Mephisto III enter the barrier to save Shingo. But first, they'll have to confront Strophaia, an…