2girls, alternate_hairstyle, bikini, breasts, collarbone, dated, floral_background, greyscale, h2_(h20000000), jewelry, kaga_(kancolle), kantai_collection, large_breasts, lowleg, lowleg_bikini, magatama, magatama_necklace, monochrome, multiple_girls, necklace, open_mouth, ryuujou_(kancolle), side-tie_bikini_bottom, small_breasts, smile, swimsuit, twintails