Explore details about location 宇賀山陽線. 宇賀山陽線 is a location situated within the 下関市 alongside other areas such as 国道１９１号, 下関長門線, 中国自動車道(cyugokuEXPWY). Additionally, some smaller parts of 宇賀山陽線 include specific areas like 田耕湯玉停車場線 adding to the diversity of its landscape.