TOKYO -- Japanese Defense Minister Gen Nakatani stepped on board a South Korean naval vessel on Thursday, becoming the first Japanese defense chief to do so.
Nakatani calls for cooperation in a time of 'challenging regional security'

Japanese Defense Minister Gen Nakatani, center right, poses for a photo with members of South Korea's navy in front of the Marado. (Photo by Shinnosuke Nagatomi)
TOKYO -- Japanese Defense Minister Gen Nakatani stepped on board a South Korean naval vessel on Thursday, becoming the first Japanese defense chief to do so.