Explore details about location 東三河臨海公園線. 東三河臨海公園線 is a location situated within the 豊川市 alongside other areas such as 林道 本宮山線, 東三河臨海公園線, 姫街道. Additionally, some smaller parts of 東三河臨海公園線 include specific areas like 豊川橋 adding to the diversity of its landscape.