fuu (koneko no yomeiri), tachibana arisu, idolmaster, idolmaster cinderella girls, duplicate, highres, pixel-perfect duplicate, 1girl, arm up, blue one-piece swimsuit, breasts, brown eyes, brown hair, collarbone, covered navel, hand on own head, indoors, long hair, lying, on back, on bed, one-piece swimsuit, school swimsuit, small breasts, smile, solo, sunlight, swimsuit, thighs - Image View -