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Haru's grandfather (whose real name is unknown) is Haru's only living relative after Haru's parents died from a bug attack. He works along side Haru at the Four Seasons.
Appearance[]
Haru's grandfather wears a traditional Japanese outfit and has no hair.
Personality[]
Haru's grandfather seems to be a warm loving grandfather to his granddaughter and teases her when she has feelings for Jinbei.
History[]
Not much is known about his past but after Haru's parents died, he looks after Haru and the family business.
Plot[]
Abilities[]
Haru's grandfather, being an ordinary human, possesses no superhuman abilities.