1girl, beach, bikini, blurry, blurry_background, blush, breasts, cleavage, collarbone, halterneck, hiiragi_ken, idolmaster, idolmaster_shiny_colors, large_breasts, light_brown_hair, looking_at_viewer, outdoors, plaid, plaid_bikini, sakuragi_mano, shirt, solo, sweatdrop, swimsuit, yellow_shirt