ภาพพอร์ตเทรตตัวละครผู้จัดการโรงเรียนกวดวิชา

Character design illustration of [Asuka], a former literature PhD student turned cram school manager. A young Japanese woman with an intelligent, slightly weary expression, wearing neat glasses, a collared blouse, and a casual tailored blazer. Setting is a modern Japanese cram school office with study desks, reference textbooks on shelves, and a whiteboard in the soft background. Clean contemporary anime light novel style, detailed character portrait, warm interior lighting.