hakuji (kimetsu no yaiba), koyuki (kimetsu no yaiba), kimetsu no yaiba, highres, 1boy, 1girl, arm markings, black hair, blush, closed eyes, colored eyelashes, comb, couple, flower, hair ornament, hand on another's shoulder, hetero, japanese clothes, kimono, natsuno mae, open mouth, parted bangs, pink kimono, polka dot, polka dot kimono, rose, short hair, smile, snowflake hair ornament, updo, upper body, white flower, white rose