1girl, artist_name, bikini, blush, bow, braid, breasts, brown_eyes, brown_hair, cleavage, cloud, cloudy_sky, collarbone, day, floral_print, flower, hair_flower, hair_ornament, hand_on_own_forehead, idolmaster, idolmaster_shiny_colors, large_breasts, long_hair, looking_at_viewer, ocean, parted_lips, pink_bikini, single_braid, sky, solo, sunlight, swept_bangs, swimsuit, tsukioka_kogane, ubo_(ubo_tales), undressing