1girl, ahoge, alternate_costume, bikini, blue_sky, breasts, brown_hair, cleavage, cloud, cowboy_shot, day, double_bun, hair_bun, hairband, headgear, itsuya_(hmizugucti), kantai_collection, kongou_(kancolle), large_breasts, long_hair, multi-strapped_bikini, navel, open_mouth, outdoors, pink_bikini, purple_eyes, sky, solo, stomach, swimsuit