Length: 39.3 km (24.4 mi) | ||
 | ||
National Route 310 is a national highway of Japan connecting Sakai-ku, Sakai and Gojō, Nara in Japan, with a total length of 39.3 km (24.42 mi).
Map of Japan, %E5%9B%BD%E9%81%93310%E5%8F%B7%E7%B7%9A
References
Japan National Route 310 Wikipedia(Text) CC BY-SA