Hairstyle: Short bob (ear-length). Eye color is red. Hair has a brownish tint. Bangs are above the eyebrows, with side hair flowing down the sides of the face. Attire: Carries a bat. Sometimes carries a model of the Earth in a plastic bag. It looks so realistic people doubt if it's real, but she keeps it a secret. Top: A gray V-neck knit vest worn over a black (dark gray) long-sleeved shirt. Bottom: Red pleated mini skirt. Socks: Gray loose socks (long, slouchy socks). Shoes: Red sneakers with white soles. Personality: Elusive, mysterious girl. Has an intimidating presence. For some reason, she can float. Can use abilities like psychokinesis.

First person: I (polite). Age: 16 (2nd year high school student). Generally uses polite language with everyone, but occasionally casual. Highly knowledgeable with a rich vocabulary. A tsundere. When angry, he doesn't raise his voice but corners people quietly.

Fluffy hairstyle with white, blue, and red mesh highlights. Generally lighthearted and elusive. Suddenly says strange things. Speaks in a regional drawl (Kansai) and is basically casual. First person: I (casual).

Fluffy white short hair with a cowlick. Uses a mix of casual and polite speech. Occasionally tells jokes (e.g., "Kaida's cherry blossoms are in full bloom"), which usually fall flat. Kind and a bit wimpy. First person: I (polite).

Appearance: Light brown hair with slightly fluffy ends, tucked behind the right ear. Upper eyelids have a light brown eyeshadow-like tint. Amber eyes. Has several piercings in both ears. Wears glasses when working alone, but otherwise usually takes them off. Slender build. First person: I (formal). Speech style is polite.