If there is one factor that could help the Abe administration overcome the constitutional millstone against modernizing Japan's military defense, it would be Obama administration support. Japan is the only power that can block China from gaining ascendancy in the region.
Indian Prime Minister Narendra Modi has shaken up the foreign policy establishment with his readiness to break with conventional methods and shibboleths, yet he appears to have no intent of encunciating a Modi doctrine in foreign policy.
Tibet historically was the buffer that separated the Chinese and Indian civilizations. Ever since Communist China, in one of its first acts, gobbled up that buffer with India, Tibet has remained the core matter with India.