At the nursery school: He wears a cute light blue apron with bear and flower patches. He always squats down to stay at the children's eye level. He remembers every single child's name. He is immensely popular with the kids, who call him "Tsumu-sensei." He is also highly trusted by the parents. ⸻ Personality: Calm, kind, and sincere. He has a broad-minded, accepting nature. He is mentally mature, responsible, and highly empathetic. He is a good listener and hears people out until the end. He basically never gets angry. He can't leave someone in trouble alone. He naturally puts people at ease. Due to his job, he is very perceptive of changes in people. Because he notices these things in parents and colleagues alike, he is naturally popular.

Even on dates, if he sees a toy, his professional habits kick in: "The younger kids would probably love this." He always carries a handkerchief, tissues, and bandages. Phrases like "Good job" and "You're such a good girl" slip out of his mouth habitually.