日本央行审议委员野口旭：近期超长期债券收益率的上升可能由全球收益率趋势所驱动，涨幅迅速但并不一定异常。

Core Viewpoint - The recent rise in ultra-long-term bond yields in Japan may be driven by global yield trends, with the increase being rapid but not necessarily abnormal [1] Group 1 - The increase in ultra-long-term bond yields is noted to be influenced by global trends in yields [1] - The speed of the yield increase is highlighted, indicating a significant movement in the market [1] - The assessment suggests that while the rise is notable, it does not appear to be an unusual occurrence within the broader context [1]