National Route 405 | ||||
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国道405号 | ||||
Route information | ||||
Length | 109.6 km[1] (68.1 mi) | |||
Location | ||||
Country | Japan | |||
Highway system | ||||
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National Route 405 is a national highway of Japan connecting Nakanojō, Gunma and Jōetsu, Niigata in Japan, with a total length of 109.6 km (68.1 mi).