TOKYO, March 18 -- NHK World issued the following news:

North Korea says its ambassador to Cuba has paid a farewell visit to Cuban President Miguel Diaz-Canel before concluding his mission. South Korean media say the decision to replace him may be linked to the establishment of diplomatic relations between Cuba and South Korea.

North Korea's ruling Workers' Party newspaper, Rodong Sinmun, reported on Monday that Ma Chol Su met the Cuban president on Saturday.

The paper quoted Diaz-Canel as saying that Cuba will stand against the two countries' common adversary, the United States, and continuously advance their traditional socialist ties between Havana and Pyongyang.

Cuba has an embassy in North Korea, but established diplomatic ties wit...