North Korea successfully tested a newly developed "super-large multiple rocket launcher" under the guidance of leader Kim Jong Un, the state-run Korean Central News Agency reported Sunday.The Japanese and South Korean governments said Saturday that North Korea had earlier that day fired two projectiles believed to be short-range ballistic missiles into the Sea of Japan, in Pyongyang's seventh round of such launches since July 25.Related coverage:North Korea fires 2 ballistic missiles into Sea of JapanN. Korean leader Kim guides test-firing of new weapon again: KCNAREAD FULL ARTICLE