aruka_(alka_p1), highres, 1girl, alternate_costume, bikini, blue_eyes, blue_sky, breasts, day, frilled_bikini, frills, hat, holding, holding_swim_ring, innertube, long_hair, navel, outdoors, palm_leaf, sarong, sky, small_breasts, solo, standing, straw_hat, sun_hat, swim_ring, swimsuit, thigh_strap, very_long_hair, wading, white_bikini, white_hair, white_sarong, hibiki_(kancolle), verniy_(kancolle), kantai_collection, year_2022, 