shingi (truth fakesingi), osaki amana, osaki tenka, idolmaster, idolmaster shiny colors, commentary request, highres, 2girls, antlers, armpits, bare shoulders, belt, black belt, black thighhighs, blush, breasts, christmas, collarbone, dress, facial mark, fake antlers, fur-trimmed dress, fur-trimmed headwear, fur trim, garter straps, hair between eyes, hat, horns, long hair, looking at viewer, medium breasts, multiple girls, open mouth, outstretched arm, pink nails, reaching, reaching towards viewer, red dress, red hair, red hat, reindeer antlers, santa costume, santa dress, santa hat, selfie, siblings, sisters, smile, standing, swept bangs, thighhighs, twins, v, yellow eyes