ANKARA Longtime rivals China and Japan have agreed to foster "mutually beneficial" and "stable" relations, with Tokyo expressing its concerns about Beijing's “increasingly aggressive military maneuvers.” Chinese President Xi Jinping and Japanese Prime Minister Shigeru Ishiba met for the first time on the sidelines of the Asia-Pacific Economic Cooperation summit in Peru's capital Lima on Friday to discuss a string of simmering issues, Tokyo-based Kyodo News reported on Saturday. The new agency