Shin-Tanna Tunnel



Shin-Tanna Tunnel (新丹那トンネル) is a tunnel on Tōkaidō Shinkansen that runs from Kannami town and Atami town in Shizuoka city,  Shizuoka  Prefecture with total length of 7.959 km. It was built and completed in 1964 located parallel to old Tanna Tunnel.