October 5, 1989 (, Jisi September sixth days), the heavy sentence of a secret visit to North Korea by the Seoul Court.

1989, the South Korean court actually sentenced to promote the reunification of the motherland had secretly visited the North Korean Christian pastor Mun Ik Hwan years in prison. Rev. Mun Ik-hwan,
more than seventy years old in March this year, the ruling authorities permission without Seoul secret visit to Pyongyang. Seoul District Court accused Mun Ik Hwan violating the National Security Law, said his trip north to the confusion caused by the South Korean society. With him with a visit to Pyongyang, Liu Yuan Hu 5 also was sentenced to ten years in prison.