3boys, black hair, boots, brown hair, bubble, closed mouth, gloves, himeno kanon, holding, holding microphone, idolmaster, idolmaster side-m, idolmaster side-m growing stars, looking at viewer, male child, male focus, microphone, mofumofuen (idolmaster), multiple boys, official art, okamura nao, open mouth, purple eyes, stage lights, tachibana shiro (idolmaster), teeth, third-party source, upper teeth only, white footwear, white gloves