2girls, beach, beach_towel, beach_umbrella, bikini, bikini_skirt, blonde_hair, blue_bikini, chibi, day, fish_tail, from_behind, full_body, gawr_gura, grey_hair, hair_ornament, hololive, hololive_english, lotion, lotion_bottle, multiple_girls, outdoors, sand, shark_girl, shark_hair_ornament, shark_tail, standing, sunscreen, swimsuit, tail, towel, two_side_up, umbrella, virtual_youtuber, watson_amelia, wersman