1girl, ahoge, alternate costume, animal ear fluff, animal ears, black background, blurry, blurry background, braid, earrings, extra ears, facing to the side, fox ears, fox girl, green eyes, green neckerchief, green vest, hair between eyes, instrument, jewelry, music, neckerchief, playing instrument, recorder, shirt, sidelocks, single braid, solo, vest, virtual youtuber, white hair, white shirt