1girl, bikini, bikini_under_clothes, black_hair, black_wristband, blue_eyes, blush, breasts, fate/grand_order, fate_(series), looking_away, low_twintails, medium_breasts, mitsurugi_sugar, see-through, see-through_shirt, swimsuit, twintails, utsumi_erice, utsumi_erice_(swimsuit_avenger), utsumi_erice_(swimsuit_avenger)_(first_ascension), white_background