1girl, arm up, black sailor collar, black serafuku, black shirt, black skirt, blue eyes, blue hair, blush, floating hair, from above, hair between eyes, hair bun, long hair, looking at viewer, looking up, official alternate costume, parted lips, pleated skirt, ribbon, sailor collar, school uniform, serafuku, shirt, short sleeves, sidelocks, single side bun, skirt, solo, star symbol, star in eye, symbol in eye, virtual youtuber, yellow ribbon