kantai collection, houshou (kantai collection), shibata rai, 1girl, apron, archway of venus, bare shoulders, black hair, blush, breasts, clavicle, competition swimsuit, covered navel, cup, :d, half-closed eyes, highleg, highleg swimsuit, large breasts, long hair, looking at viewer, lying, on back, one-piece swimsuit, open mouth, pillow, ponytail, skin tight, smile, solo, spread legs, swimsuit, tied hair, torn apron, torn clothes, water