1girl ? ass_visible_through_thighs bangs black_hair blue_archive blush breasts butterfly_hair_ornament china_dress chinese_clothes coat covered_navel double_bun dragon_print dress from_below grey_eyes hair_bun hair_ornament halo highres kisaki_(blue_archive) long_hair long_sleeves looking_at_viewer nikuya_(nikuniku_nikuya) open_clothes open_coat pelvic_curtain side_slit simple_background sleeveless sleeveless_dress small_breasts solo spoken_question_mark twintails white_background