Explore details about location 日南高岡線. 日南高岡線 is a location situated within the 日南市 alongside other areas such as 日南海岸ロードパーク, 元狩倉日南線, 元狩倉日南線. Additionally, some smaller parts of 日南高岡線 include specific areas like 国道222号, 郷之原日南線 adding to the diversity of its landscape.