(For full coverage of Obama's Asia visit, click [ID:nOBAMAASIA])
TOKYO, Nov 13 (Reuters) - The U.S. and Japanese leaders will call for an 80 percent cut in global greenhouse gas emissions by 2050 in a post-summit statement on Friday, but no mid-term target will be mentioned, the Nikkei business daily reported.
U.S. and Japan ties have been strained ahead of President Barack Obama's visit to Japan over a planned relocation of a U.S. Marines base in Japan's southern island of Okinawa, a key part of a realignment of the 47,000 U.S. troops in Japan.
The new Japanese government has pledged to set a more independent course from Washington, raising concerns about the alliance which is central to security arrangements in a region home to a rising China and an unpredictable North Korea.
During Obama's two-day stay in Japan to Saturday, he and Japanese Prime Minister Yukio Hatoyama are expected to focus on the positive such as cooperation on climate change and nuclear disarmament and no breakthroughs are expected on the base issue. [ID:nSP213647]
About 190 nations will gather in Copenhagen from Dec. 7-18 to work out a global deal to fight climate change after the first phase of the Kyoto Protocol ends in 2012, but talks so far have been clouded by disputes between rich and developing nations.
On Saturday, Obama will give a speech on U.S. relations with Asia and meet with the emperor and empress in Tokyo before going to Singapore for a forum of regional leaders at which the global economy is expected to top the agenda. He then moves on to China and South Korea. (Reporting by Yoko Kubota; Editing by Sugita Katyal)
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