The peacekeepers were out on a morning run in the Congo city of Goma when the explosion took place.
Burying a dictator at the heroes' cemetery has long been an emotional and divisive issue in the Philippines.
The delay in ratification could limit Japan's ability to influence negotiations on the finer details of the agreement.
Indian officials were trying to restore the websites of seven Indian embassies that were hacked and had data dumped online.
The cause of the collapse is under investigation, Fukuoka officials said, but they linked it to ongoing subway construction nearby.
The move indicates President Park Geun-hye is willing to relinquish some control over state affairs, which is a key demand by the opposition parties.
The Republic of Korea and Japan eye a direct exchange of intelligence on DPRK nuclear and missile programs.
A prosecution official said the search is related to the scandal involving the president's friend, Choi Soon-sil.
Provincial police chief Allah Dino Khwaja told Reuters the crackdown was aimed at both Sunni and Shi'ite seminaries.
President Duterte said earlier that he would not support a deal he believed would hurt the Philippines’ industrialization hopes.