1girl, artist_name, ass, black_hair, blue_eyes, christmas, dated, frilled_sleeves, frills, fur_trim, girls_und_panzer, gradient_sky, hat, high_heels, holding, holding_sack, leotard, long_hair, long_sleeves, looking_at_viewer, looking_back, matsui_yasutsugu, nonna_(girls_und_panzer), orange_sky, over_shoulder, purple_sky, red_footwear, red_headwear, red_leotard, sack, santa_costume, santa_hat, shirt, signature, sky, solo, standing, swept_bangs, thigh_strap, thong_leotard, white_shirt