was a town located in Santō District, Niigata Prefecture, Japan. As of 2003, the town had an estimated population of 11,766 and a density of 202.30 persons per km2. The total area was 58.16 km2. On January 1, 2006, Teradomari, along with the city of Tochio, the town of Yoita, and the village of Washima (all from Santō District), was merged into the expanded city of Nagaoka. Climate Transportation Railway JR East - Echigo Line - In addition to this line, Echigo Kotsu Nagaoka Line(:ja:越後交通長岡線) had been operated in the town until 1975. Highway Ports Teradomari Port Sado Kisen Terminal Local attractions Teradomari Fish Market Street Teradomari Aquarium(:ja:寺泊水族博物館) See also Dissolved municipalities of Niigata Prefecture Nagaoka, Niigata