Kakarajima or Kagara sima is an island to the north of Yobuko

Yobuko, Saga

was a town located in the Higashimatsuura District of Saga, Japan.On January 1, 2005 Yobuko, along with the towns of Chinzei, Hamatama, Hizen, Kyūragi and Ōchi, and the village of Kitahata, all from Higashimatsuura District, was merged into the expanded city of Karatsu.As of 2003, the town had an...

, which is in the Higashimatsuura District

Higashimatsuura District, Saga

is a district located in Saga Prefecture, Japan. At the present it has only one town.As of February 1, 2009, the district has an estimated population of 21,066 and a density of 320 persons per km²...

 of Saga

Saga Prefecture

is located in the northwest part of the island of Kyūshū, Japan. It touches both the Sea of Japan and the Ariake Sea. The western part of the prefecture is a region famous for producing ceramics and porcelain, particularly the towns of Karatsu, Imari, and Arita...

, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

.
It is 1.75 miles long from north to south, and three quarters of a mile wide, with steep shores.
In 1884 it was reported that a cable had been laid between Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

 and Japan, with an intermediate station on Kagara sima.
The island is a protected area for the vulnerable Yellow Bunting

Yellow Bunting

The Yellow Bunting or Japanese Yellow Bunting is a passerine bird of eastern Asia which belongs to the genus Emberiza in the bunting family Emberizidae....

(Emberiza sulphurata).