1girl animal_ear_fluff animal_ears bangs blonde_hair blue_archive blue_necktie breasts closed_mouth detached_sleeves dress flower frilled_dress frills from_above hair_flower hair_ornament halo highres long_hair looking_at_viewer necktie parted_bangs sailor_collar sakanasana seia_(blue_archive) short_necktie sideboob simple_background sleeve_bow sleeveless sleeveless_dress sleeves_past_fingers sleeves_past_wrists small_breasts smile solo white_background white_dress white_sailor_collar yellow_eyes