Nagasaki Tunnel

Nagasaki Tunnel (Nagasaki tonneru) is a tunnel on JR Nagasaki Main Line that runs from Genkawa Station to Urakami Station in Nagasaki city, Nagasaki prefecture with total length of 6.173 km. It was built and completed in 1972.

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Tunnel data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

Other tunnels in Japan

Delaware Aqueduct United States · 137 km Päijänne Water Tunnel Finland · 120 km Orange–Fish River Tunnel South Africa · 82.8 km Ishikawa Tunnel Japan · 78.5 km Brenner Base Tunnel Austria · 64 km Mont d'Ambin base tunnel France · 57.5 km Gotthard Base Tunnel Switzerland · 57.09 km Hong Kong–Zhuhai–Macau Bridge China · 55 km