1girl, black_hair, black_sailor_collar, black_serafuku, black_shirt, black_skirt, chungu, closed_mouth, long_hair, looking_at_viewer, lying, midriff, mole, mole_under_eye, navel, neckerchief, on_back, original, pink_eyes, red_neckerchief, sailor_collar, school_uniform, serafuku, shirt, sketch, skirt, solo