The Japanese government is likely to soon replace national security adviser Takeo Akiba with Vice Foreign Minister Masataka Okano, government sources said Tuesday.Okano, 60, will coordinate the country's diplomatic and security policies, including those related to Japan's key security ally the United States, after he is formally named secretary general of the National Security Secretariat under Prime Minister Shigeru Ishiba.Tokyo has decided on the change ahead of U.S. President-elect Donald Trump's inauguration on Jan. 20. Ishiba, who took office in October, seeks to visit the United State…READ FULL ARTICLE