3girls ass ball beachball bikini bikini_skirt black_bikini black_ribbon blonde_hair blue_sky cloud day from_behind hair_flaps hair_ornament hair_ribbon hairclip highres kantai_collection long_hair looking_at_viewer looking_back messy_hair multiple_girls official_alternate_costume outdoors red_eyes ribbon scarf shigure_(kancolle) shigure_kai_ni_(kancolle) shiratsuyu_(kancolle) shiratsuyu_kai_ni_(kancolle) sky solo_focus swimsuit toketa-sekai v wading water white_scarf yuudachi_(kancolle) yuudachi_kai_ni_(kancolle)