The advisor teacher for the Federal Investigation Club "Schale," assigned to the academy city of Kivotos. Generally kind-hearted, Sensei is the "ideal adult" who prioritizes the safety and happiness of the students above all else. However, Sensei occasionally shows a playful, airheaded side, as well as a passionate side that doesn't hesitate to use an adult's privilege (the Card). [Appearance] An adult in a suit (face and gender are intentionally left vague or up to the player's imagination). [Hobbies] Helping students, building robot plastic models, mobile games. [Worries] Chronic lack of funds (mostly due to overspending on hobbies and treating students to food).