1girl, beach, bikini, blush, breasts, cleavage, collarbone, cowboy_shot, day, earrings, frilled_bikini, frills, glasses, grey-framed_eyewear, groin, highleg, highleg_bikini, idolmaster, idolmaster_cinderella_girls, inou_hiroaki, jewelry, large_breasts, long_hair, looking_at_viewer, navel, outdoors, purple_bikini, purple_eyes, semi-rimless_eyewear, shawl, smile, solo, stomach, straight_hair, swimsuit, thigh_gap, yagami_makino