Shibuya Yuuri, an ordinary high school boy got flushed in a toilet and he saw himself in another world. He was then declared as the 27th maou or the demon king of the Demon world by Gunter von Christ and … Takahiro Sakurai, Toshiyuki Morikawa, Mitsuki Saiga, Akio Otsuka, Kazuhiko Inoue, Kouki Miyata, Masanori Takeda Added on Amazon Prime 2023-03-25.