National Route 403is anational highwayofJapanconnectingChūō-ku, NiigataandMatsumoto, Naganoin Japan, with a total length of 352.8 km (219.22 mi).
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| Quốc đạo 403 hào | ||||
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| Route information | ||||
| Length | 352.8 km[1](219.2 mi) | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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References
edit- ^"Nhất bàn quốc đạo の lộ tuyến biệt, đô đạo phủ huyện biệt đạo lộ hiện huống"[Road statistics by General National Highway route and prefecture](PDF)(in Japanese). Ministry of Land, Infrastructure, Transport and Tourism.Retrieved12 February2020.
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