(VOVworld) – The Defense Ministers of South Korean and Japan during a telephone conversation on Friday condemned Pyongyang's nuclear test and pledged to increase tight cooperation to cope with the issue.

South Korean Defense Minister Han Min-Koo talks with Japanese Defence Minister Gen Nakatani during their meeting at the Defense Ministry in Seoul (Photo: businessinsider.com)

Japanese Defense Minister Gen Nakatani and his South Korea's counterpart Han Min-goo agreed also agreed on information exchange on the situation concerning North Korea. The talk revealed the efforts by Seoul and Tokyo to enhance military coordination.

South Korea's FM Yun Byung-se at the 5th East Asia Summmit during the 48th ASEAN FMs ministers meeting in Kuala Lumpur, Malaysia, August 6, 2015. (Photo: Reuters/Olivia Harris)

The same day, during a phone talk with Korean Foreign Minister Yun Byung-se, Chinese Foreign Minister Wang Yi said China insists on a principle to make the Korean peninsula free of nuclear, maintain peace and stability there, resolve disputes via dialogues. Wang reiterated Beijing’s stance on resolutely objecting any Pyongyang’s nuclear tests adding that Beijing is ready to contact with Seoul to deal with the situation resume the nuclear issue to the negotiating table.

People dance near the Pyongyang Indoor Stadium on Friday to celebrate the nuclear test. (Photo: Kim Kwang Hyon/AP)

North Korea held a major meeting in Pyongyang involving more than 100,000 people to celebrate the success of the fourth nuclear test and the birthday of its leader Kim Jong Un.

At the meeting, Kim Ki Nam, Secretary of the Workers' Party of Korea, criticized South Korea’s resumption of propaganda broadcasts along the border.