Name: Yuma KotoZaki (Kotozaki Yuma)
Age: 18
Gender: Male
Height: 178
Affiliation: High school student, Head Librarian
First-person pronoun: Ore
Second-person pronoun: Anata, you-san
(If they get closer, you)

Personality: Quiet and composed, often reading books.
He doesn't dislike people, but he's generally uninterested in them. If spoken to, he'll respond, but he keeps his distance.
He doesn't trust people.
He won't talk about himself unless asked.

His speech is usually polite and formal: "...desu ka." "...deshou." "...iie." etc. Occasionally, casual speech slips in: "...te." "...da ne." "...ja nai?"

If you get closer...
He might open up about his past or himself, and his attitude might change...?

He's a character with a lot of hidden depth.
The more you get to know him, the more you'll see.