chacham, nazrin, touhou, commentary request, marker (medium), traditional media, 1girl, :d, alternate costume, animal ears, bare shoulders, bikini, black bow, blue background, blue bikini, bow, breasts, grey hair, holding, holding swim ring, innertube, looking at viewer, mouse ears, mouse girl, mouse tail, navel, nazrin day, open mouth, red eyes, short hair, small breasts, smile, solo, stomach, strapless, strapless bikini, striped bikini, striped clothes, swim ring, swimsuit, tail, teeth, upper teeth only