North Korea announced that it had performed a test of its cruise missile system on Saturday. It was the communist country’s fourth known missile launch since November and the second in less than a week since President Donald Trump’s inauguration.

The Japanese government is closely watching the situation in South Korea with serious concern following Sunday’s indictment against President Yoon Suk-yeol, Chief Cabinet Secretary Yoshimasa Hayashi said Monday.

North Korea last fired an intermediate-range ballistic missile that flew more than 680 miles from the Pyongyang area before splashing down in the Sea of Japan on Jan. 6.

Japanese Foreign Minister Iwaya, his counterpart Cho Tae Yul reaffirm importance of advancing ties amid deepening political uncertainty triggered by impeached President Yoon's short-lived martial law

North Korea aimed to fan the flames of anti-Japanese sentiment over issues like wartime labor and the release of treated radioactive water from the Fukushima No. 1 nuclear plant.

North Korea warned Friday that it would exercise its right to self-defense "more intensively" as it condemned recent trilateral air drills held by South Korea, the United States and Japan.

The North's official Korean Central News Agency (KCNA) issued the criticism in an article attributed to an international security analyst, following Japan's formal inauguration of an independent mission to NATO last week to bolster cooperation.

The short-range missiles landed in the Sea of Japan, South Korea said. SEOUL and TOKYO -- North Korea launched "several short-range ballistic missiles," that landed in the Sea of Japan Tuesday morning local time, South Korea's Joint Chiefs of Staff said.

What makes the JASSM-ER especially useful for Japan is the extended range of the missile. The range on the JASSM-ER is more than 1,200 miles. That’s because this weapon has an internal fuel tank and a more efficient turbofan engine than does its immediate predecessor, the JASSM.

The United States, Japan, and South Korea jointly blamed North Korea’s state-backed hacking group, Lazarus, for WazirX hack.

North Korea defended its right to maintain a nuclear weapons program at a United Nations disarmament conference held shortly after U.S. President Donald Trump referred to the North as a "nuclear power.