National Route 52 is a national highway of Japan connecting Shimizu-ku, Shizuoka and Kōfu.
Route data Length: 100.1 km (62.2 mi).
History Route 52 was originally designated on 18 May 1953 as a section of National Route 141. After it was extended to Kōfu, this section was redesignated as Route 52 when the route was promoted to a Class 1 highway.
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