According to the Nikkei News, on September 3, the Japanese Financial Affairs Agency Planning and Marketing Bureau Counselor Matsuo Yushin said when talking about Facebook's Libra at the 2019 Financial Technology Summit hosted by the Japan Financial Services Agency and the Nihon Keizai Shimbun. It has liquidity and will not terminate if it is not prohibited. In addition, it also pointed out that blockchain technology has various possibilities. The biggest problem is how to apply governance in decentralized finance and how to deal with money laundering and other issues. The authorities must try their best to make an wise response.