1girl, animal_ear_fluff, animal_ears, blue_eyes, blue_neckerchief, cardigan, cat_ears, closed_mouth, hakuto_kinkinko, head_tilt, heart_(organ), long_hair, long_sleeves, neckerchief, original, sailor_collar, shirt, simple_background, sleeves_past_wrists, solo, upper_body, white_background, white_hair, white_shirt