National Route 400 | ||||
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国道400号 | ||||
Route information | ||||
Length | 225.7 km[1] (140.2 mi) | |||
Location | ||||
Country | Japan | |||
Highway system | ||||
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National Route 400 is a national highway of Japan connecting Mito, Ibaraki and Nishiaizu, Fukushima, with a total length of 225.7 km (140.24 mi).