Togan Region

The Togan region (東岸地方) is a geographical area of southeastern part of Seijima Island, the largest island of Nakama. The region includes the area encompasses 3 prefectures: Kaizaki, Shimotake, Higashitama

History
The Togan region of Nakama is the latest settled part of Seijima by Nakamaese. According to the archaeological found, the area briefly settled by Polynesians before the permanent settlement by Yamato Nakamaese as late as 14th century. Some genetic studies also find the presence of the genetics which rarely found in Yamato Nakamaese but common in Polynesian in the residents of Togan region however this study also implicate the mixture of Yamato with Fuuki in 19th century instead of the Polynesian indigenous to the area.

In 14th century Togan region officially administrated by Taira Shogunate under the provinces of Kichisaka, Suga, Watase and Fuwa. The central of the region was located in the Watase province which is the modern day Kaizaki Prefecture. The Southern Nakama Alps borders the Yamato settlements with the neighboring Namiyan Empire which remains to barely contacted until late 15th century.

The region is traditionally known as a less developed area of Nakama.

In 1981, a 8.8 magnitude scale earthquake hit the southeastern part of the region inflicted massive damage along the east coast of this region, killed 42,127 people and was the costliest natural disaster in Nakama until it surpassed by 2018 Shiozawa earthquake and tsunami in Chubu and Higashima Region