China has reportedly suggested holding a three-way summit with South Korea and Japan in December.<br /> Tokyo-based Kyodo News Agency reports..... China proposed the trilateral meeting,... adding that North Korea will likely be the focus.<br />The report said,.... China's proposal is aimed at keeping the U.S. in check in terms of taking the lead in North Korea issues.<br />It added that,.... it's unusual to hold a three-way summit twice a year,.... given the neighbors had previously agreed to hold such a meeting once a year.<br />The leaders of three sides met in Tokyo just last month. <br />