Seoul, Jan 23 : Jens Stoltenberg, secretary general of the North Atlantic Treaty Organization (NATO), will visit South Korea early next week on a regional swing that will also take him to Japan, Seoul's Foreign Ministry said on Monday. Stoltenberg is scheduled to make a two-day trip to Seoul on January 29-30, during which he will conduct a series of meetings with top South Korean government officials, including Foreign Minister Park Jin and Defence Minister Lee Jong-sup, Yonhap News Agency quoted the Minister is saying. The NATO chief is also due to visit the Seoul National Cemetery and participate in a forum hosted by a South Korean think tank. His trip to Seoul comes as the government of President Yoon Suk Yeol has been stepping up cooperation with NATO. Yoon attended a NATO summit in June last year, becoming the first South Korea leader to do so. Following his Seoul trip, Stoltenberg will fly to Japan for a two-day visit. /IANS