South Korean Foreign Minister Kim Sung-Hwan accused the North of a "clear breach of the UN resolution that prohibits any launch using ballistic missile technology".

BBC: UN 'deplores' North Korea botched rocket launch

Mr. Ban met with Kim Sung-Hwan, Minister for Foreign Affairs and Trade of the Republic of Korea, before departing Paris late Thursday night on a flight to Australia.

UN: Secretary-General

In a phone call on Monday, the new US Secretary of State John Kerry and his South Korean counterpart Kim Sung-hwan agreed that if North Korea "continues its provocative behaviour and takes further steps, that there must be further consequences", State Department spokeswoman Victoria Nuland told reporters.

BBC: S Korea leader warns of 'multiple' N Korea nuclear tests