The feature of the Anan-Kihoku direct-current transmission line (overhead line)

The Anan-Kihoku DC transmission line was built in order to transmit a part of electric power generated in the Tachibanawan thermal power plants of Tokushima Prefecture to the Kansai area. The DC overhead line of the Anan-Kihoku DC transmission line is an extra high voltage transmission and one of the largest DC transmission line, which passes through a seashore area, in the world in terms of it's design and scale. Moreover, we consider the environment because this line is located close to residential areas.