1girl, baseball_cap, black_hair, black_headwear, black_one-piece_swimsuit, blue_archive, blue_eyes, breasts, competition_swimsuit, cosplay, covered_navel, cowboy_shot, halo, hat, indoors, large_breasts, long_hair, looking_at_viewer, low_ponytail, magaasha, multicolored_clothes, multicolored_swimsuit, one-piece_swimsuit, rei_no_pool, saori_(blue_archive), shiroko_(blue_archive), shiroko_(blue_archive)_(cosplay), shiroko_(swimsuit)_(blue_archive), solo, swimsuit