Rule 34 Dev - 1girl blush dress grey_hair hair_flaps highres hololive hololive_english jewel_under_eye koseki_bijou koseki_bijou_(1st_costume) long_hair looking_at_viewer looking_down nyuyosuke_o_shigoto_boshuuchu open_mouth purple_eyes smile solo teeth upper_teeth_only very_long_hair virtual_youtuber white_background white_dress|22657476231