
The move followed a jump to 2.90% on Thursday, the first time the 10Y Japanese government bond yield hit that level in the period referenced by the source.
Japan's bond market saw a sharp reversal on Friday as the 10-year Japanese government bond yield fell 16 basis points to 2.71%, marking its biggest one-day decline since April 2025. The drop came a day after the 10Y JGB yield climbed to 2.90% on Thursday, its first time at that level in the period cited by the source. The back-to-back swings underscore unusually high volatility in Japan's sovereign debt market, where rapid yield moves can signal changing expectations for policy, inflation, or investor demand.