ABOARD USS LINCOLN (Reuters) – Japan’s foreign minister promised his country would bolster its military to help the United States maintain regional security during a visit on Saturday to a U.S. aircraft carrier patrolling Asian waters. “Today I was able to experience first hand the frontline of national security,” Yoshimasa Hayashi told reporters in the hangar deck of the USS Abraham Lincoln sailing in waters south of Tokyo. Japan will “significantly strengthen” its defence capabilities and work closely with the United States, he added. Hayashi spoke amid concern in Japan that Russia’s invasio…