| Country: | JPN |
| Type: | National |
| Route: | 317 |
| Map Custom: | yes |
| Length Km: | 99.2 |
| Length Ref: | [1] |
| Previous Type: | Route |
| Previous Route: | 316 |
| Next Type: | Route |
| Next Route: | 318 |
National Route 317 is a national highway of Japan connecting Matsuyama, Ehime and Onomichi, Hiroshima in Japan, with a total length of 99.2 km (61.64 mi).