2girls, backpack, bag, black bow, black bowtie, black hairband, blue hair, blue shirt, blue skirt, bow, bowtie, dated, ghost, green skirt, green vest, hair bobbles, hair ornament, hairband, head-mounted display, key, multiple girls, open mouth, shirt, short hair, short sleeves, simple background, skirt, solo focus, star symbol, sweatdrop, twitter username, two side up, vest, virtual reality, white background, white hair