| National Route 31 | |
|---|---|
| 国道31号 (Kokudō Sanjūichi-gō?) | |
| Route information | |
| Length: | 20.1 km (12.5 mi) |
| Major junctions | |
| North end: |
|
| South end: |
|
| Highway system | |
|
National highways of Japan Expressways of Japan |
|
National Route 31 is a national highway connecting Kaita, Hiroshima and Kure in Japan.