1girl, alternate_costume, arms_behind_back, beach, bikini, blue_eyes, blue_hair, breasts, choker, collarbone, frilled_bikini, frills, from_above, hair_ribbon, hololive, hoshimachi_suisei, medium_hair, midriff, navel, outdoors, ribbon, side_ponytail, small_breasts, smile, solo, star_(symbol), star_in_eye, swimsuit, symbol_in_eye, virtual_youtuber, yumenoakagi