The weapon is the most recent iteration of the Poseidon, a nuclear-powered super torpedo named after the Greek god of the sea. When armed with a nuclear warhead, Poseidon can reportedly generate radioactive swells—or toxic ocean waves—which would be devastating for anyone living along the shoreline.

Members of Japan's anti-nuclear weapons and atomic bomb survivor organization have spoken out after a government official said the country "should possess nuclear weapons."

A senior government official who advises Japanese Prime Minister Sanae Takaichi on security expressed a personal opinion that Japan should have nuclear weapons, according to local media reports.

The U.S. president can order a nuclear launch without consulting anyone, including Congress, and U.S. nuclear weapons have been prepared to launch within minutes since the Cold War. While reforms to

A Japanese government official's remark to reporters that Japan should possess nuclear weapons has caused a major backlash.

A "Broken Arrow" is the term that the military uses for when it loses a nuclear weapon, and yes it has happened often enough that they have a term for it.

Japan should possess nuclear weapons, given the severe surrounding security environment and the questionable reliability of the U.S. nuclear deterrent, an official who advises Prime Minister Sanae Takaichi on security policy said.

China's Foreign Ministry has fired a warning shot after a senior Japanese official suggested Tokyo should reconsider its nearly eight-decade ban on nuclear weapons in light of the worsening regional security environment.

An institute under North Korea's Foreign Ministry criticized remarks by an official in Prime Minister Sanae Takaichi's office sayin

Eighty years later, American Catholic bishops visited Japan to demand nuclear disarmament—and called for political leaders to do the same.