middle ring road. Route 298 was designated on 1 April 1970 from Toda to Ichikawa. On 1 April 1982 the road was extended to Wakō. "一般国道の路線別、都道府県別道路現況" [Road...

National Route 7 (国道7号, Kokudō Nanagō) is a major north-south national highway on the Sea of Japan side of the island of Honshū, Japan. It traverses four...

National Route 4 (国道4号, Kokudō Yongō) is a major national highway in eastern Honshū, Japan. Measuring 738.5 kilometers long (458.9 mi), it is the longest...

National Route 38 (国道38号, Kokudō sanjūhachi-gō) is a national highway connecting Takikawa and Kushiro in Hokkaidō, Japan. Length: 298.4 km (185.5 mi) Origin:...

National Route 48 (国道48号, Kokudō yonjūhachigō) is a national highway of Japan that connects the capital cities of Miyagi Prefecture and Yamagata Prefecture...

National Route 238 (国道238号, Kokudō Nihyaku sanjūhachi-gō) is the northernmost of the national highways of Japan. It connects the cities of Abashiri and...

total length of 70 km (43.5 mi). The highway parallels the Bayshore Route. "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture]...

and Ichihara, Chiba in Japan, with a total length of 107 km (66.49 mi). "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture]...

Iruma, Saitama in Japan, with a total length of 189.3 km (117.63 mi). "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture]...