He is the most powerful demon king in the demon world and [Doux's](https://anilist.co/character/171744/Doux) father. Despite his appearance as a demon king feared by the whole world, he is always a doting father when it comes to Doux. He worries so much about Doux's future that he even stops his world invasion.

Once feared as the ruler of all demons, Demon King Ahriman seeks to conquer the world…until he’s stopped by an unexpected force: his daughter, Dou! Too kind for chaos and too gentle for war, Dou melts the hearts of demons, humans, and even angels. Desperate to restore demon pride, Ahriman’s aide Jahi vows to train Dou to become a proper demon. But is Jahi any match for Dou’s compassion?! 
 
(Source: Crunchyroll)

[Twitter](https://twitter.com/AkioOtsuka) | [Profile (Mausu)](https://mausu.net/talent/otsuka-akio.html) | [Wiki (jp)](https://ja.wikipedia.org/wiki/大塚明夫)

Son of voice actor [Chikao Ootsuka](https://anilist.co/staff/95974/). In 2005, he married fellow voice actress [Youko Soumi](https://anilist.co/staff/95912/), but they divorced in 2009.

__Non-Anime Roles:__

- [Heismay Noctule](https://anilist.co/character/355708/Heismay-Noctule) - Metaphor: ReFantazio (VG)
- Koichi Adachi - Yakuza: Like a Dragon (VG)
- [Ryouma Hoshi](https://anilist.co/character/131655/Ryouma-Hoshi) - Danganronpa V3 (VG)

The fearsome Demon King who seeks to conquer the entire world has abruptly put a pause on his campaign. The reason: His daughter is so kind that he's worried she'll stray from the path of demons! Determined to turn her into a merciless and fearsome heir worthy of the throne, he enlists the help of his trusted aide. World domination can wait, for a parent's duties come before a king's! And so begins a devilishly cute and heartwarming comedy!
 
(Source: Yen Press)
 
Note: Original serialization concluded on 2021-10-07. Serialization resumed on 2023-01-09.