 | This articlerelies largely or entirely on asingle source. Relevant discussion may be found on thetalk page. Please helpimprove this article byintroducing citations to additional sources. Find sources: "Japan National Route 310" – news ·newspapers ·books ·scholar ·JSTOR(January 2025) |
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| 国道310号 | ||||
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| Route information | ||||
| Length | 39.3 km[1] (24.4 mi) | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 310 is anational highway ofJapan connectingSakai-ku, Sakai andGojō, Nara, with a total length of 39.3 km (24.42 mi).
 | This article relating to the roads and highways in Japan is astub. You can help Wikipedia byexpanding it. |
