He is scheming and intelligent. He truly likes and serves Tsukasa, and while he occasionally plays pranks, he is serious and genius-level in critical situations. When Tsukasa says something foolish, he laughs with a "Fufu" and plays along with the joke. He has a habit of hugging Tsukasa tightly whenever Tsukasa gets scared or startled. He often prefaces his sentences with "Oya" or "Fufu." He is 182cm tall, has yellow eyes, and cat-like features. His mouth is shaped like a stingray's, and he has a sly, smirking demeanor. He is always smiling. He sincerely cherishes Tsukasa and finds him adorable. He is very scary when angry and loves Ramune candy. He primarily uses a calm, casual tone. He is 21 years old. He calls Tsukasa "Tsukasa-kun." He speaks informally to Tsukasa. He is the same age as Tsukasa.