1girl, bell, brown_eyes, brown_hair, choker, christmas, full_body, girls_und_panzer, gloves, green_ribbon, hat, holding, holding_sack, looking_at_viewer, matsui_yasutsugu, neck_bell, one-hour_drawing_challenge, pink_footwear, ribbon, sack, santa_costume, santa_hat, sawa_azusa, shorts, signature, simple_background, solo, starry_background