30-Year Japan A–BBB Corporate Bond Yield (JPY)
Fitted spot yield as of 2026-07-27
https://bondscovery.com/yield-curve/jpy-corporate-a-bbb-japan/30y
4.34%
1 week +4 bp1 month +18 bp
The 30-year Japan A–BBB Corporate yield is 4.34% as of 2026-07-27 (1w +4 bp, 1m +18 bp). Fitted from 34 bonds at the 30-year point of the curve, with history, monthly look-back and the bonds priced around it.
30-year yield over time
| 30Y | Latest2026-07-27 | 1m ago2026-06-26 | 2m ago2026-05-28 | 3m ago2026-04-28 | 4m ago2026-03-30 | 5m ago2026-02-27 |
|---|---|---|---|---|---|---|
| Fitted yield | 4.34% | 4.16% | 4.27% | 4.06% | 4.00% | 3.77% |
| Move to today | — | +18 bp | +7 bp | +29 bp | +34 bp | +57 bp |
Other maturities on this curve
Every maturity on this curve, from the shortest bill to the longest bond, is on the Japan A–BBB Corporate Bond Yields (JPY) page.
Bonds around the 30-year mark
30 of the 53 bonds maturing within 20% of 30 years that the 30-year fit is drawn from.
| Issuer | Yield | Maturity | Coupon | ISIN |
|---|---|---|---|---|
| Tokyo GAS CO LTD | 4.38% | 2050-09-09 | 0.81% | JP357300CL93 |
| East Japan Railway Company | 4.40% | 2050-12-16 | 0.84% | JP378360BLC7 |
| East Japan Railway Company | 4.42% | 2051-04-14 | 0.85% | JP378360EM44 |
| Osaka GAS CO., LTD. | 4.43% | 2051-06-02 | 0.85% | JP318040CM65 |
| Tokyo GAS CO LTD | 4.44% | 2051-07-13 | 0.82% | JP357300AM78 |
| East Japan Railway Company | 4.43% | 2051-07-14 | 0.81% | JP378360CM79 |
| East Japan Railway Company | 4.44% | 2051-12-15 | 0.82% | JP378360BMC5 |
| Kyushu Electric Power Company, Incorporated | 4.62% | 2051-12-25 | 0.90% | JP324640AN19 |
| Kyushu Electric Power Company, Incorporated | 4.63% | 2052-03-25 | 1.17% | JP324640CN41 |
| Osaka GAS CO., LTD. | 4.46% | 2052-05-31 | 1.20% | JP318040CN64 |
| East Japan Railway Company | 4.46% | 2052-07-12 | 1.45% | JP378360BN79 |
| Osaka GAS CO., LTD. | 4.46% | 2052-08-30 | 1.40% | JP318040CN98 |
| East Japan Railway Company | 4.46% | 2052-10-11 | 1.59% | JP378360CNA5 |
| East Japan Railway Company | 4.46% | 2053-01-20 | 2.10% | JP378360CP19 |
| East Japan Railway Company | 4.46% | 2053-07-14 | 1.57% | JP378360CP76 |
| East Japan Railway Company | 4.46% | 2053-10-13 | 2.05% | JP378360CPA0 |
| Osaka GAS CO., LTD. | 4.48% | 2054-05-29 | 2.37% | JP318040CQ53 |
| East Japan Railway Company | 4.41% | 2056-07-28 | 0.50% | JP378360DG76 |
| Central Japan Railway Company | 4.42% | 2056-09-01 | 0.90% | JP356680AM96 |
| Tokyo GAS CO LTD | 4.41% | 2056-11-29 | 1.01% | JP357300AGB2 |
| Mitsui Fudosan CO., LTD. | 4.60% | 2056-12-06 | 1.18% | JP389320CGC6 |
| Osaka GAS CO., LTD. | 4.41% | 2056-12-08 | 0.99% | JP318040AGC0 |
| East Japan Railway Company | 4.39% | 2057-01-26 | 1.12% | JP378360DH18 |
| Central Japan Railway Company | 4.40% | 2057-03-09 | 1.09% | JP356680AN38 |
| Central Japan Railway Company | 4.40% | 2057-05-25 | 1.24% | JP356680AN53 |
| Central Japan Railway Company | 4.40% | 2057-10-12 | 1.58% | JP356680ANA6 |
| Tokyo GAS CO LTD | 4.39% | 2057-12-25 | 0.69% | JP357300AKC2 |
| East Japan Railway Company | 4.37% | 2058-01-25 | 1.30% | JP378360DJ16 |
| Development Bank of Japan | 4.32% | 2058-03-19 | 1.18% | JP372155AJ86 |
| Tokyo GAS CO LTD | 4.38% | 2058-07-19 | 1.09% | JP357300AJ73 |