Category
page 1Undersea tunnels in Japan
Seikan Tunnel
undersea railway tunnel in Japan connecting Hokkaido and Honshu
Japan–Korea Undersea Tunnel
a proposed tunnel connecting Japan and Korea
Tokyo Bay Aqua-Line
Highway in Tokyo Bay (tunnel - bridge)
Sakhalin–Hokkaidō Tunnel
a proposed tunnel between Russia and Japan
Kanmon Railway Tunnel
railway tunnel under Kanmon Straits. the first undersea tunnel in Japan and opened in 1942
Shin-Kanmon Tunnel
railway (Shinkansen) tunnel under Kanmon Straits.
Kanmon Roadway Tunnel
roadway tunnel under the Kanmon Straits