Japan National Route 316

National Route 316 shield

National Route 316
国道316号
Route information
Length: 40.2 km (25.0 mi)
Highway system
National highways of Japan
Expressways of Japan

National Route 316 is a national highway of Japan connecting Nagato, Yamaguchi and San'yō-Onoda, Yamaguchi in Japan, with a total length of 40.2 km (24.98 mi).

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