Japan National Route 420

National Route 420
国道420号
Route information
Length66.5 km (41.3 mi)
Major junctions
West end National Route 153 in Toyota, Aichi
East end National Route 151 / National Route 257 in Shinshiro, Aichi
Location
CountryJapan
Highway system
National Route 419 National Route 421

National Route 420 is a national highway of Japan connecting Toyota, Aichi and Shinshiro, Aichi in Japan, with a total length of 66.5 km (41.32 mi).