| 释义 |
{{Unreferenced|date= August 2010}}{{Infobox road
|country=JPN
|type=National
|route=437
|maint=
|alternate_name=国道437号
|map=
|length_km=61.7
|length_round=
|length_ref=
|established=
|direction_a=
|terminus_a=
|junction=
|direction_b=
|terminus_b=
|browse=
}}National Route 437 is a national highway of Japan connecting Matsuyama, Ehime and Iwakuni, Yamaguchi in Japan, with a total length of 61.7 km (38.34 mi). {{commons category|Route 437 (Japan)}}{{Japan-road-stub}} 1 : National highways in Japan |