Yakutowaruto is a powerful swordsman, known as the Blade Master after he won the royal tournament with ease. At that occasion, the Emperor offered him fame and a reward, but Yakutowaruto turned it down.

He first appeared in the war between the Empire and the Uzurussha people.

He has a daughter named Shinonon.

He was forced to fight for the Uzurussha after his daughter was kidnapped and was held captive.