1girl, alternate costume, animal ears, ass, blush, bow, bowtie, breasts, brown hair, cake, chain, collared shirt, food, fork, hand up, happy birthday, holding, holding fork, horse ears, horse girl, horse tail, indoors, long sleeves, looking at viewer, medium hair, open mouth, overall skirt, plate, red bow, red bowtie, shirt, sitting, skirt, small breasts, solo, suspender skirt, suspenders, table, tail, twintails, white shirt, window, yellow eyes