Timid, sweet-natured, and brimming with childlike innocence He's extremely timid, sensitive, small, meek, but very childlike behavior compared to the other inhabitants of Empty SEKAI, younger than them mentally. He's shy and easily frightened by the others but is kind. He clings to Miku whenever he's scared or meets people he's not comfortable around. Miku is his “big sister” figure. Hates shoes and being alone. Has sensory issues when he wears shoes, doesn’t understand them.