1girl, bikini, blue_bikini, blush, brown_eyes, brown_hair, closed_mouth, cloud, cloudy_sky, cup, day, drinking_straw, floral_print, flower, frilled_bikini, frills, from_side, hair_flower, hair_ornament, hairband, hibiscus, holding, holding_cup, idolmaster, idolmaster_million_live!, idolmaster_million_live!_theater_days, knokzm, long_hair, looking_at_viewer, outdoors, palm_tree, parasol, sky, smile, solo, standing, string_of_flags, swimsuit, tanaka_kotoha, tree, umbrella