Isabel Reynolds And Keith Zhai Bloomberg

When Chinese Premier Li Keqiang smiled and clinked glasses with Japanese Prime Minister Shinzo Abe at a reception in Tokyo last week, it served as a reminder of just how rare these types of warm gestures have been between the Asian neighbors.

When Chinese Premier Li Keqiang smiled and clinked glasses with Japanese Prime Minister Shinzo Abe at a reception in Tokyo last week, it served as a reminder of just how rare these types of warm gestures have been between the Asian neighbors.