美国和欧盟在量子通信领域的一连串突飞猛进,使日本备感形势紧迫。实际上,日本政府和科技界一贯重视量子科技领域的研发攻关,并将量子技术视为本国占据一定优势的高新科技领域进行重点发展,重点引导。制定长期发展路线图早在2000年,日本邮政省就将量子通信技术作为一项国家级高技术 The continual leap forward in the field of quantum communications between the United States and the European Union has made Japan’s sense of urgency. In fact, the Japanese government and the scientific and technological community have always attached importance to R & D in the field of quantum science and technology, and regarded quantum technology as a key development and a key guide in hi-tech areas where their country occupies a certain degree of superiority. Develop long-term development roadmap As early as 2000, Japan’s Ministry of Posts and Telecommunications on quantum communication technology as a national high-tech