1911 Encyclopædia Britannica, Volume 27… (1911)
“ TSU-SHIMA (“the island of the port”) , an island belonging to Japan, situated about midway between Korea and the island of Iki, so that the two islands were used as places of call in former times by vessels plying between Japan and Korea. Tsu-shima lies about 34° 20' N., 129° 20' E. The nearest point of the Korean coast is 48 m. distant. It has an area of 262 sq. m. and a population of 39,000. It is divided at the waist by a deep sound (Asaji-ura) , and the southern section has two hills, Yatachi-yama and Shira-dake, 2130 ft. ”
