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.
North Korea fired four ballistic missiles into the sea off Japan's northwest coast on Monday, angering South Korea and Japan.
There's a long-running tradition of Japanese tattoo artists in Britain, but the art is still taboo in Japan
North Korea has sought to prevent Malaysia from conducting an autopsy, insisting the body be handed over directly.
Japan’s prime minister was the first world leader to meet with Trump after the November election.
The Washington and Florida meetings represent Abe’s latest move to strengthen Japan’s longstanding U.S. alliance in the face of China’s rise.
Trump told a local sports radio station last weekend golf was a better way to get to know someone than lunch and saw his match-up with Abe as a "fun" meeting between partners rather than adversaries.
Abe has reportedly called for officials to gather “tweetable” figures on Japanese companies’ investment plans—and is planning to play a round of golf with Trump.
A hotelier's book denying the massacre also provoked rebukes from China and South Korea's Olympic committee.
Trump, who took office last Friday, reiterated on Thursday he would strike numerous bilateral deals, as opposed to multilateral accords like the TPP.
It would be the first abdication by an emperor in 200 years.
Regional stakes high given North Korea's threat to test an intercontinental ballistic missile.
Let's revisit the grossest moment in presidential history.
The issue of “comfort women” has been a longstanding sticking point in Tokyo-Seoul relations.