1girl, bag, black shirt, black skirt, blue cardigan, blue hair, blue ribbon, blush, board eraser, cardigan, chalkboard, classroom, closed eyes, facing to the side, facing viewer, foreshortening, from side, full body, hair flaps, hands up, index finger raised, indoors, kneehighs, long sleeves, multicolored hair, neck ribbon, official alternate costume, open cardigan, open clothes, open mouth, pleated skirt, ribbon, sailor collar, school bag, school uniform, shirt, shoes, short hair, skirt, sleeves past wrists, smile, socks, solo, standing, streaked hair, uwabaki, virtual youtuber, white hair, white sailor collar, white socks