30年期日本国债收益率下跌1个基点，至3.155%

Core Points - The 30-year Japanese government bond yield decreased by 1 basis point to 3.155% [1] Group 1 - The decline in the yield indicates a potential shift in investor sentiment towards long-term government bonds [1] - This movement in bond yields may reflect broader economic conditions and expectations regarding interest rates in Japan [1] - The current yield level is significant for assessing the attractiveness of Japanese government bonds compared to other investment options [1]