Hakurou

Hakurou 「 Hakurō, lit. "white old man"」 is a Fair Oni and is a loyal follower of Rimuru Tempest, the King of Tempest.

Personality
Hakurou is usually calm. Although he’s at the age to be someone’s grandpa, his spirit is clearly years younger.

Appearance
Hakurou is a middle-aged man.

Hakurou received a kimono that turned pure white to match his aura.

Background
Hakurou is the descendant of the master swordsman Araki Byakuya.

Hakurou was the Ogre Tribe’s martial instructor and the strongest swordsman of their royal guard.