The islands attracted a record 8.77 million tourists in the year through March.
Moon Jae-in has set out his plan to ease tensions on the Korean peninsula.
Japanese leader will discuss Pyongyang’s spat with the U.S. over nuclear tests.
The U.S.'s huge military footprint has long served as a deterrent to North Korea.
Two Navy destroyers of the Carl Vinson Carrier Strike Group drilled with South Korea and Japan Tuesday as North Korea held artillery tests to mark the founding of its army.
Activists say overfishing will have devastating consequences for the species.
Two Japanese destroyers joined the Navy's Carl Vinson Carrier Strike Group for war games in the Philippines as the U.S. warships headed toward the Korean Peninsula.
Pence and Abe agreed that they needed to persuade China to play a larger role in dealing with North Korea.
China pleaded for peace as heightened tensions in the Asia-Pacific made a military showdown between nuclear-armed North Korea and the U.S. appear more likely.
Before yelling at journalists and storming out of a press conference, the "emotional" minister said refugees should bear “self-responsibility for their own decisions."
At hate rallies, many have called for Koreans to “get the hell out of Japan” and that foreigners should “all be massacred.”
Influential Japanese lawmakers have begun publicly campaigning to end Tokyo's U.S.-imposed pacifism and prepare for a potential preemptive strike on nuclear-armed North Korea.
The country warned that the visit by Japan's minister of internal affairs could hurt relations between Beijing and Tokyo.
Tokyo has lodged a formal protest over South Korea's decision to hold military drills at the Liancourt Rocks, called Takeshima in Japan and Dokdo in South Korea.
The message seemed aimed at China, which claims almost all the South China Sea and which has fueled concern in Japan and the West with its growing military presence in the waterway.
Only 10 percent of the population supports maintaining nuclear energy, six years after the nuclear plant disaster.
Japan blasted air raid sirens and evacuated thousands of citizens as part of its first civilian ballistic missile drill amid North Korean military provocations.
Fukushima was the world's worst nuclear disaster since 1986.
The move will be Tokyo's biggest show of naval force in the region since World War II.
Japan was the last G7 country to ban possession of child pornography.