idolmaster, idolmaster (classic), idolmaster 1
kisaragi chihaya
takayaki
1girl, bare shoulders, beach, bikini, blue hair, blush, brown eyes, cloud, covering crotch, covering privates, day, embarrassed, flat chest, leaning forward, long hair, navel, ocean, open mouth, outdoors, palm tree, skindentation, sky, slingshot swimsuit, solo, swimsuit, tree, water, wind
highres, imageboard desourced, jpeg artifacts, non-web source