It has caused advisories for more than 30,000 people on an island in Nagasaki Prefecture.
International Court of Justice accepted Indian arguments that it should not have jurisdiction in the case.
The annual Five Power Defence Arrangements meet serves as a platform for talks among the member countries.
It was the first time Iran had expressed such interest since signing last summer's landmark nuclear deal with world powers.
Authorities in Japan are investigating the poisoning deaths of two elderly patients at a Yokohama hospital.
The government's enactment of the law on Tuesday followed the approval of the bill by the parliament in late September.
India's request for 22 Predator Guardian drones made in June is in an advanced stage of negotiations.
Nine men arrested after stripping at Sunday's Formula One Malaysian Grand Prix must face the consequences of their "foolish prank," the Australian FM said.
In his strongest tirade so far against the US, Philippine President Duterte tells Obama "you can go to hell."
The Japanese PM said his decision to dissolve the lower house would not be affected by a redistricting plan.