Japan, the Philippines and the United States vowed to further deepen cooperation under a trilateral arrangement in the face of rising tensions in Asia's waters, the three countries said following a call among their leaders.

Japan and the Philippines vowed Wednesday to strengthen security cooperation to counter China's actions in key sea trade routes,

The foreign ministers of the Philippines and Japan expressed concern about the security situation in the East and South China Seas on Wednesday and discussed their work together amid an evolving geopolitical landscape,