日本10年期国债拍卖认购倍数为3.51，低于6月前一次拍卖的3.66。

Core Viewpoint - The bid-to-cover ratio for Japan's 10-year government bond auction was 3.51, which is lower than the 3.66 recorded in the previous auction held in June [1] Group 1 - The current bid-to-cover ratio indicates a decrease in demand for Japan's 10-year government bonds compared to the previous auction [1]