San-en Nanshin Expressway
| San-En Nanshin Expressway | ||||
|---|---|---|---|---|
| 三遠南信自動車道 国道474号 | ||||
| Route information | ||||
| Length | 99.4 km (61.8 mi) | |||
| Existed | 1994–present | |||
| Component highways | National Route 474 | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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The San En Nanshin Expressway (三遠南信自動車道, San-en Nanshin Jidōshadō) is a national expressway connecting Iida, Nagano and Hamamatsu. It is owned and operated by Ministry of Land, Infrastructure, Transport and Tourism and is signed National Route 474 as well as E69 under their "2016 Proposal for Realization of Expressway Numbering."