1girl, animal ears, blush, bow, bowtie, breasts, chibi, ear covers, flying sweatdrops, full body, grey hair, holding, holding innertube, horse ears, horse girl, horse tail, innertube, long hair, looking at viewer, open mouth, purple shirt, sailor collar, seal impression, shirt, short sleeves, simple background, skirt, small breasts, solo, tail, thighhighs, watermark, white background, white skirt, white thighhighs