%E6%90%9C%E7%B4%A2+%EA%B5%AC%EB%AF%B8%EC%B6%9C%EC%9E%A5%EC%95%88%EB%A7%88%E3%80%90%EC%B9%B4%ED%86%A1%EC%83%81%EB%8B%B4%3AvB20%E3%80%91%EF%BC%A0%EC%96%91%EC%A3%BC%ED%82%B9%EB%8D%A4%EC%83%B5%EC%B6%9C%EC%9E%A5