1girl, o, apple_(ygbhjdbiulsg), arm_support, bikini, blue_bikini, blush, breasts, brown_hair, cleavage, collarbone, front-tie_bikini_top, front-tie_top, full-face_blush, green_eyes, groin, hot, idolmaster, idolmaster_cinderella_girls, large_breasts, looking_at_viewer, mat, medium_hair, navel, outdoors, side-tie_bikini_bottom, sitting, solo, sweat, sweatdrop, swimsuit, tada_riina