Its ambitions to be a maritime power in East Asia have led it to concentrate on upgrading its air force and navy.

ECONOMIST: China

In response, Tokyo has moved to increase military spending for the first time in a decade and Mr Abe recently embarked on a diplomatic offensive in South East Asia, where several nations are also embroiled in maritime disputes with China.

BBC: Japan envoy meets Chinese leader amid islands dispute

And looking ahead to the East Asia Summit, they addressed a range of issues, including maritime security.

WHITEHOUSE: Press Briefing

And I especially want to thank our Thai friends for being so supportive of our role in the East Asia Summit, which should be the premier forum for discussing regional challenges, including maritime security.

WHITEHOUSE: The White House