A member of the People's Liberation Army (PLA) is pictured in April 2012. The shifting relationship between China's one-party government and the military is a "risk management issue" for Japan, while ... more 

A member of the People's Liberation Army (PLA) is pictured in April 2012. The shifting relationship between China's one-party government and the military is a "risk management issue" for Japan, while North Korea poses a "significant threat," Tokyo warned Tuesday less