1girl, bare_shoulders, blue_choker, blue_dress, blue_gloves, blue_hair, breasts, brown_eyes, choker, cleavage, closed_mouth, collarbone, cowboy_shot, dress, earrings, gloves, hair_ornament, holding, holding_microphone, idolmaster, idolmaster_(classic), idolmaster_million_live!, idolmaster_million_live!_theater_days, jewelry, kisaragi_chihaya, long_hair, microphone, necklace, shuucream_(syuichi), small_breasts, solo, strapless, strapless_dress, white_background