You're employing a strawman in suggesting open military conflict is the only way in which Japan is a benefactor of America. In reality, America's dominance of t

You're employing a strawman in suggesting open military conflict is the only way in which Japan is a benefactor of America. In reality, America's dominance of the ocean's secures Japanese commerce and frees up money they would otherwise have to spend on defense - indeed, Japan's sophisticated economy benefitted a great deal by essentially having it's sovereignty guaranteed with no investment in a standing military. American power in the Pacific protects the Japanese from the ascension of China and probably somewhat from the belligerence of Russia - if America withdrew it's implicit military support of Japan, do you think the Japanese have the power to keep the Senkaku Islands from being annexed by China?