Seoul is "paying attention to what message [the North Korean delegation] will convey" on their three-day visit, Yonhap news agency reported, citing a government source.
The delegation is expected to arrive in South Korea on Sunday and attend the closing ceremony on the same day.
The relations between Seoul and Pyongyang have grown tense in the last year, in particular over North Korea's nuclear program.
READ MORE: US to Keep Pressuring N Korea Until Its Abandons Its Nuclear Program — Tillerson
However, the tensions between the two neighboring countries eased in the run-up to the Olympic Games. North Korea sent its athletes to the Winter Olympic Games, where they walked together with South Korean athletes at the opening ceremony.