1girl, ^_^, ^o^, arisugawa_natsuha, barefoot, beach, bikini, breasts, cleavage, closed_eyes, full_body, halterneck, idolmaster, idolmaster_shiny_colors, legs, mansu_(user_pnmp4287), medium_breasts, orange_hair, outdoors, outstretched_arm, side-tie_bikini_bottom, smile, solo, string_bikini, sunset, swimsuit, v, white_bikini