1girl, d, ahoge, ascot, beach, bikini, blue_ascot, blue_ribbon, blunt_bangs, blurry, blurry_background, blush, brown_eyes, brown_hair, collarbone, cowboy_shot, eyelashes, foot_out_of_frame, hair_ribbon, hakozaki_serika, huge_ahoge, idolmaster, idolmaster_million_live!, idolmaster_million_live!_theater_days, legs, long_hair, navel, ocean, outdoors, ribbon, rocktaso_co_ltd, sailor_bikini, sailor_collar, sailor_swimsuit_(idolmaster), sandals, smile, solo, standing, standing_on_one_leg, swimsuit, tareme, toes, twintails, very_long_hair, walking, waving, white_bikini