Explore details about location Route 4. Route 4 is a location situated within the 青森市 alongside other areas such as いろは通り (Iroha Dōri), 昭和通り (Shōwa Dōri), 青森環状野内線. Additionally, some smaller parts of Route 4 include specific areas like 旧線路通り (Kyū-Senro Dōri), 八甲通り (Hakkō Dōri), アスパム通り (ASPM Dōri) adding to the diversity of its landscape.