Japan and China agreed Sunday to resume reciprocal visits by their leaders, with Asia's two biggest economies eager to mend ties in the year marking the 40th anniversary of the signing of a bilateral friendship treaty.But the two sides apparently failed to find common ground over sensitive issues, including a territorial dispute, underscoring the need for them to focus on the momentum toward improvement in their relations.Japanese Foreign Minister Taro Kono said he asked Chinese Premier Li Keqiang during their talks in Beijing to visit Japan as soon as possible to participate in a postponed…READ FULL ARTICLE