North Korea's active summer poses a host of challenges to Japan's defense posture.

As regional tensions rise, Japan will have to make the most of a limited defense budget.

Japan's prime minister outlines his plan for revising Japan's constitution by 2020.

The Japanese debate over acquiring missile strike capability needs to consider the broader alliance framework.

Geopolitical trends have combined to open a window of opportunity for Japan to become a nuclear state.

The announcement removes one of the major obstacles to Japan's defense transformation.

Washington is the glue that holds together whatever informal security arrangements Tokyo aspires to develop in Asia.

In light of news of a potential radar deal, it is worth putting things in broader perspective.

Amid rising tensions in Northeast Asia, what should Japan's defense priorities be?

Two sides discuss defense relations during Gen Nakatani’s visit to the Southeast Asian state.

Japan and Australia created a new framework for defense cooperation. Now comes the hard part: actually cooperating.

Former official notes Tokyo’s concern about growing provocations from Moscow.

Tokyo’s 2015 defense white paper highlights concerns over Beijing’s maritime ambitions in Asia.

The Japanese government continues to push ahead with changes to Japan’s defense policy.

Japan's new Development Cooperation Charter will allow for non-combat military aid and prioritize Southeast Asia.