2girls, ahoge, bare_shoulders, beach, bikini, blue_archive, blue_eyes, blue_one-piece_swimsuit, blue_sky, bush, cloud, collarbone, day, feet_out_of_frame, flower, frilled_bikini, frills, hair_bobbles, hair_ornament, halo, heterochromia, hoshino_(blue_archive), hoshino_(swimsuit)_(blue_archive), inflatable_toy, inflatable_whale, knee_up, li_se, long_hair, low_twintails, lying, multiple_girls, navel, ocean, official_alternate_costume, one-piece_swimsuit, outdoors, palm_tree, pink_flower, pink_hair, sand, shiroko_(blue_archive), shiroko_(swimsuit)_(blue_archive), sky, solo_focus, standing, stomach, sunlight, swimsuit, tree, twintails, waves, wet, wet_clothes, white_bikini, white_flower, yellow_eyes