1girl, bell, belt, black belt, blonde hair, blue eyes, boots, christmas, crop top, dated, floating, fur-trimmed footwear, fur-trimmed gloves, fur-trimmed shirt, fur-trimmed shorts, fur trim, girls und panzer, gloves, gradient sky, hair intakes, hat, holding, holding sack, holly, kay (girls und panzer), knee boots, looking at viewer, matsui yasutsugu, medium hair, micro shorts, midriff, navel, neck bell, open mouth, orange sky, over shoulder, purple sky, red footwear, red gloves, red headwear, red shirt, red shorts, sack, salute, santa costume, santa gloves, santa hat, shirt, shorts, signature, sky, sleeveless, sleeveless shirt, smile, solo, star (sky), starry sky, two-finger salute, waving