1girl alternate_costume bangs black_footwear blue_bow blush bow clear_regulus commentary crop_top full_body genshin_impact grey_background grey_shirt grey_skirt grey_thighhighs highres kamisato_ayaka leg_up loafers long_hair long_sleeves midriff miniskirt navel pleated_skirt school_uniform serafuku shirt shoes sidelocks simple_background skirt solo stomach thighhighs