1boy, 1girl, arisugawa_natsuha, arm_up, bikini, breasts, cleavage, denim, denim_shorts, earrings, eyewear_on_head, heart, idolmaster, idolmaster_shiny_colors, jazz_jack, jewelry, large_breasts, midriff, navel, p-head_producer, producer_(idolmaster), red_hair, ribs, shorts, sunglasses, swimsuit, yellow_bikini