北方四岛问题由来秦克铸北方四岛是指日本东北部的国后、择捉、齿舞、色丹四岛。它们是千岛群岛中的４个较大的岛屿，总面积约５０００ｋｍ２。据历史记载，日本最迟在１７世纪即已发现并开始经营包括北方四岛在内的千岛群岛；岛上最早的居民是阿依努族，与北海道的阿依努... The origins of the four northern islands originated from Qin Kezhu and the four northern islands refer to the four countries in the northeastern part of Japan: the country, the catch, the tooth dance, and the Sedan. They are the 4 largest islands in the Kuril Islands, with a total area of ​​about 5000km2. According to historical records, Japan discovered and began operating the Kuril Islands including the four northern islands at the latest in the 17th century; the earliest residents of the island are the Ainu, and Ainu in Hokkaido...