1girl alternate_costume ass book breasts curtains genshin_impact hair_ornament highres icwine lying miniskirt neckerchief on_side open_book panties panties_under_pantyhose pantyhose pink_hair pleated_skirt ponytail purple_eyes raised_eyebrows red_neckerchief sailor_collar sangonomiya_kokomi school_uniform serafuku short_sleeves skirt solo underwear white_pantyhose window