Saishu
Saishu,
South Korea: see JejuJejuor Cheju
, Jap. Saishu, island and province of South Korea (1995 pop. 505,442), c.700 sq mi (1,810 sq km), c.60 mi (100 km) SW of the Korean peninsula. Korea's largest island, Jeju is of volcanic origin and rises to c.
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