Japan–Korea Undersea Tunnel at about ₩100 trillion (approx. US$90 billion), which would produce an extremely low benefit-to-cost result. In 2014, the South Korean Busan Development Institute estimated the undersea tunnel could create ₩54 trillion won (원54T, or US$53 billion) in economic benefits and provide about 45,000 jobs. In an April 2009 editorial, former Justice Ministers Daizō Nozawa of Japan and Kim Ki Chun of South Korea remarked on some of the similarities of the proposed Japan–Korea tunnel to the world's present longest undersea tunnel. The Channel Tunnel runs for 50.45 km linking the United Kingdom and France, and opened in May 1994: At
North Cape Tunnel North Cape Tunnel North Cape Tunnel () is one of the longest subsea road tunnels in Norway. It is located in Nordkapp Municipality in Finnmark county in the far northern part of Norway. The tunnel takes the European route E69 highway under the Magerøysundet strait between the Norwegian mainland and the large island of Magerøya. The tunnel was built between 1993 and 1999, along with the Honningsvåg Tunnel. The tunnels were built to connect the mainland of Norway with the town of Honningsvåg and the tourist attraction at the North Cape. The tunnel was officially opened on 15 June 1999