 Between 100,000 and 150,000 ethnic Koreans formerly living in Japan, and their descendants, form the community of repatriated Zainichi Koreans in North Korea.Their repatriation took place between 1959 and 1980.During the 1960s and 1970s they maintained affluence from their Japanese stay, but their wealth was consumed by the North Korean famine of the 1990s.