Japan National Route 503
| National Route 503 | ||||
|---|---|---|---|---|
| 国道503号 | ||||
| Route information | ||||
| Length | 112.7 km (70.0 mi) | |||
| Existed | 1993–present | |||
| Major junctions | ||||
| North end | National Route 265 / National Route 315 in Takamori, Kumamoto | |||
| South end | National Route 10 in Hyūga, Miyazaki | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 503 is a national highway of Japan connecting between Takamori, Kumamoto and Hyūga, Miyazaki in Japan, with total length has 112.7 km (70.0 mi).