ariake (swimsuit) (kancolle)

The bikini official alternate costume of Kantai Collection's Ariake, as seen in post #4026060.

She is portrayed with a purple bikini (strapless top and highleg bottom), black shorts, red necktie, sandals, sunglasses, black flat cap, innertube, and a 12.7 cm twin Type C gun mount handgun.

This tag implicates ariake_(kancolle) (learn more).