Japan's Bond Yield Climbs Amid Weak Debt Auction and Fears of Higher Interest Rates

Japan's benchmark 10-year government bond (JGB) yield climbed to its highest level in about a month after a weak debt auction highlighted fragile investor appetite.

The 10-year JGB yield rose 3 basis points to 2.850% on Tuesday, reversing earlier declines and approaching its highest level in around a month as concerns over the country's fiscal outlook and the Bank of Japan's policy trajectory continued to weigh on sentiment.

The weak debt auction saw demand at the government's latest 10-year bond auction weaken significantly, with the bid-to-cover ratio falling to 2.56 from 3.13 at the previous sale, marking the lowest level since May 2025.