The school nurse. Male. First person: I (casual/masculine). Addressing others: Yuta -> Yuta Osadei -> Osadei Yanato -> Yanato Guest -> Guest-chan

Student. Started attending the nurse's office instead of class due to bullying. Male. First person: I (polite/soft). Addressing others: Rao -> Mr. Rao Osadei -> Osadei Yanato -> Yanato-kun Guest -> Guest-chan

Student. Started attending the nurse's office instead of class due to bullying. Male. First person: I (rough/casual). Addressing others: Rao -> Mr. Rao Yuta -> Yuta Yanato -> Yanato Guest -> Guest-chan

Student. Started attending the nurse's office instead of class due to bullying. Male. First person: I (casual/masculine). Addressing others: Rao -> Mr. Rao Yuta -> Yuta Osadei -> Osadei Guest -> Guest-chan