| National Route 338 | |
|---|---|
| 国道338号 | |
| Route information | |
| Length: | 219.6 km (136.5 mi) |
| Highway system | |
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National highways of Japan Expressways of Japan |
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National Route 338 is a national highway of Japan connecting Hakodate, Hokkaidō and Oirase, Aomori in Japan, with a total length of 219.6 km (136.45 mi).