Explore details about location 常磐自動車道 (Joban Expressway). 常磐自動車道 (Joban Expressway) is a location situated within the 日立市 alongside other areas such as 国道６号 (Route 6), 日立笠間線, 亀作石名坂線. Additionally, some smaller parts of 常磐自動車道 (Joban Expressway) include specific areas like 下土木内常陸太田線, 日立南太田IC (Hitach-Minami-Ohta IC) adding to the diversity of its landscape.