1girl, antenna_hair, bikini, black_bikini, black_hair, blush, cowboy_shot, flower, frilled_bikini, frills, hair_flower, hair_ornament, idolmaster, idolmaster_(classic), idolmaster_million_live!, kikuchi_makoto, looking_at_viewer, mogskg, navel, open_mouth, short_hair, smile, solo, stomach, swimsuit, waving, white_background