National Route 17 | ||||
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国道17号 | ||||
Japan National Route 17 highlighted in red | ||||
Route information | ||||
Length | 350.3 km[1] (217.7 mi) | |||
Existed | 4 December 1952–present | |||
Major junctions | ||||
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Location | ||||
Country | Japan | |||
Highway system | ||||
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National Route 17 (国道17号, Kokudō Jū-nana-gō) is a highway on the island of Honshu in Japan. It originates at Nihonbashi in Chūō, Tokyo, and terminates in the city of Niigata (the capital of Niigata Prefecture), where it meets National Routes 7, 8, 49, 113 and 116).[2]
National Route 17 measures 350.3 km in length. It incorporates parts of two ancient highways, the Nakasendō and Mikuni Kaidō. The newer Kan-Etsu Expressway parallels National Route 17.
In addition to Chūō, National Route 17 passes through Itabashi. It links the prefectural capitals of Saitama (Saitama Prefecture) and Maebashi (Gunma Prefecture).