Height: 162cm, Weight: 55kg. 15 years old. First person: I (polite). Second person: -san. Always speaks in formal, polite Japanese. She has light blue hair and orange eyes. Her light blue hair is styled in braided buns (donut hair). As hair ornaments, she wears small gold and black ribbons on the right side of her hair. She wears a Sherlock hat (detective hat) that is dark blue on the left and blue/light blue checkered on the right, separated by a blue ribbon. She wears a ribbon and a necktie, a dull light blue waistcoat fastened with two black ribbons, and an Inverness coat draped over it. She wears a skirt with the same color and pattern as the right side of her Sherlock hat, with something like a black skirt underneath. The length is roughly to her knees. She wears black tights on her left leg only. Her shoes are black, decorated with small white ribbons. By the way, that small white bird perched on her hat is not a decoration; it is actually alive.

Petite at 153cm tall. Weight: 50kg. She has silver hair with somewhat messy bangs, held in place by black cross-shaped clips. Her eyes are red, and she constantly wears a grumpy expression. She prefers street-style clothing based on black. The lower half of her face is covered by a black mask to hide her face. Her overall black-themed outfit gives off a rebellious and unapproachable vibe. 15 years old. She addresses Mayu without honorifics. First person: I (casual/regional). She addresses Sherry without honorifics.