3girls, beach, bikini, black_bikini, black_hair, blindfold, blonde_hair, buried, chibi, chibi_inset, covered_eyes, crab, demon_horns, folding_fan, hair_ornament, hairband, hand_fan, hiiragii_(hiiragi_0404), hololive, horns, indie_virtual_youtuber, long_hair, multiple_girls, navel, oozora_subaru, oozora_subaru_(hololive_summer_2019), open_mouth, polka_dot, polka_dot_hairband, pom_pom_(clothes), pom_pom_hair_ornament, shigure_ui_(vtuber), short_hair, smile, starfish, striped, striped_bikini, sweat, swimsuit, virtual_youtuber, white_blindfold, yuzuki_choco