1boy, solo, masterpiece, japanese high school student, cool ash gray hair, short straight hair, slightly tousled bangs, vivid emerald green eyes, sharp cold gaze, calm expression, emotionless face, handsome teenage boy, japanese high school uniform, white dress shirt, black school sweater, no necktie, open collar, relaxed uniform style, upper-body composition, youthful appearance, quiet and aloof aura, sophisticated atmosphere, mysterious charm, ultra-high quality, highly detailed face, detailed hair, cinematic lighting
ぬこ
