The 47-year-old fisheries official, whose name was not released, apparently jumped off a patrol boat near the maritime border between North and South and floated into North Korean waters.
A clash over disease control between the government and a church is the latest flashpoint in a wider conflict between a right-wing coalition and President Moon Jae-in's liberal administration.
The storm expected to bring heavy rainfall and high-speed winds on Sunday. Authorities are urging residents of islands of Kyushu and Okinawa to exercise caution.
Mayor Park Won-soon's daughter told police he left a verbal message similar to a will, and later turned off his mobile phone. His body was found in a wooded park early Friday, police say.
Gov. Brian Kemp will be taking his first international trade mission to South Korea at the end of the month. The trip will include visits to companies...