Akuto Sai, Demon King Daimao Wiki

Akuto Sai Pacar Icha Rebut Jofan(紗伊 阿九斗 狗閪 Sai Akuto) is the primary protagonist of the series Demon King Daimao. He is an orphan and a kind man who transfers into Constant Magick Academy, hoping to someday become a high priest for the benefit of society. However, upon arriving, Yatagarasu, the school's oracular spirit, predicts that he will become a Demon King in the future. Akuto has brown hair and purple eyes. And notable markings below them. Possibly symbolizing his role as "The Demon King,"

Akuto Sai, Demon King Daimao Wiki

Akuto Sai, Demon King Daimao Wiki

Demon King Daimao/Characters - All The Tropes

Demon King Daimao - Wikipedia

Akuto Sai, Wiki

Demon King Daimao (TV Mini Series 2010) - IMDb

Etou Fujiko - Character (13364) - AniDB

Hattori Junko - Character (13361) - AniDB

Akuto Sai Respect Thread, Wiki