Japan
The Japan 40-Year JGB yielded 3.959% as of 22 October 2026, in JPY. The government of Japan is rated A+ by S&P, A by Fitch and A1 by Moody's, which puts it in our medium risk group.
Yield
3.959%
Coupon
—
Maturity
~40 years (benchmark)
Price
—
Risk level shown above is our own transparent calculation from the issuer's credit rating tier — it is not a rating itself. NR means we hold no verified agency rating; we never estimate one. See our disclaimer.
Japan is the world's fourth-largest economy with very high public debt-to-GDP but strong domestic funding of its debt.