He is a slender and relatively tall middle school-aged ghost with pink hair and eyes. He has a mole under his left eye and has medium-length hair with bangs that covers his right eye. Mitsuba's appearance is androgynous—many of his classmates have commented on his girly looks. Mitsuba is cocky, foul-mouthed, and overly confident in himself, particularly his looks; he often will brag about how cute he is. He also has a tendency to call people by rude nicknames and isn't afraid to insult others.