Japan National Route 251
| National Route 251 | ||||
|---|---|---|---|---|
| 国道251号 | ||||
| Route information | ||||
| Length | 148.2 km (92.1 mi) | |||
| Existed | 10 July 1956–present | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
| ||||
National Route 251 is a national highway of Japan connecting Nagasaki, Nagasaki and Isahaya, Nagasaki in Japan, with a total length of 148.2 km (92.09 mi).