1girl, arms_up, bikini, bikini_skirt, breasts, flower, greyscale, grin, hair_flower, hair_ornament, hands_up, hololive, looking_at_viewer, monochrome, nanashi_(nlo), natsuiro_matsuri, natsuiro_matsuri_(hololive_summer_2019), navel, official_alternate_costume, one_eye_closed, side_ponytail, small_breasts, smile, solo, sunflower, sunflower_hair_ornament, swimsuit, virtual_youtuber, wading