Japan National Route 316
| National Route 316 | ||||
|---|---|---|---|---|
| 国道316号 | ||||
| Route information | ||||
| Length | 40.2 km (25.0 mi) | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 316 is a national highway of Japan connecting the towns of Nagato and San'yō-Onoda in Yamaguchi prefecture, with a total length of 40.2 km (24.98 mi).