Tanna Tunnel

Tanna Tunnel
Viewed from Kannami Station.
Overview
LineTōkaidō Main Line
LocationShizuoka Prefecture, Japan
Coordinates35°06′16″N 139°01′00″E / 35.10444°N 139.01667°E / 35.10444; 139.01667
Operation
Opened1934
OperatorJR Central
Characterpassenger/freight
Technical
Line length7,804 meters

Tanna Tunnel (丹那トンネル, Tanna-tonneru) is a railroad tunnel in Shizuoka Prefecture, Japan operated by JR Central’s Tōkaidō Main Line. This 7.8 km long tunnel shortened the trunk route between Tokyo and Kobe by omitting a detour round the mountains between Atami and Numazu.