By Andrea Shalal and David Brunnstrom WASHINGTON (Reuters) -U.S. President Joe Biden told Japanese Prime Minister Fumio Kishida on Friday that the United States remained strongly committed to its alliance with Japan and praised Tokyo’s “historic” defense reforms. Kishida is in Washington on the last stop in a tour of the G7 industrial powers and has been seeking to bolster long-standing alliances amid rising concern in Japan, and the United States, about mounting regional security threats from China, North Korea and Russia. In a meeting at the White House, Biden called it a “remarkable moment”…