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Idemitsu Kosan CO., LTD. Bond Yields (JPY)

Fitted spot curve as of 2026-09-10

https://bondscovery.com/yield-curve/jpy-corporate-oil-gas-japan-idemitsu-kosan-co-ltd

Idemitsu Kosan CO., LTD. Bond Yields (JPY) as of 2026-09-10: 6Y at 2.74%, fitted curve 1M–6Y (1.60%–2.74%), 8 bonds. Live chart, constituents and forward rates on bondScovery.

View this curve live →Yield curves
1.5%2%2.5%3%3M12M2Y5Y10Y20Y30Y50Y
Fitted spot curve (solid) · forward rates (dashed) — click to open the interactive chart
MaturityFitted yieldForward rate
1M1.60%
9M1.81%1.87%
2Y2.17%2.39%
3Y2.39%2.88%
4Y2.56%3.10%
5Y2.67%3.18%
6Y2.74%3.17%

2Y, 10Y and the 10Y−2Y spread over time

1.6%1.8%2%2.2%Mar 18May 16Jul 13Sep 102Y
2Y (dashed) and 10Y (solid) fitted yields over time — click to open the interactive Time view

Fitted 2Y and 10Y yields and their spread, sampled one build date per month. See all inverted curves today →

TenorLatest2026-09-101m ago2026-08-112m ago2026-07-133m ago2026-06-124m ago2026-05-135m ago2026-04-136m ago2026-03-18
2Y2.17%1.95%1.73%1.73%1.72%1.72%1.59%
10Y
10Y − 2Y
Explore the Time view live →

Bonds in this curve

The 8 bonds behind this curve.

IssuerYieldMaturityCouponISIN
Idemitsu Kosan CO., LTD.1.59%2026-09-180.18%JP314250BK96
Idemitsu Kosan CO., LTD.1.85%2027-07-140.48%JP314250AN78
Idemitsu Kosan CO., LTD.2.22%2028-09-190.41%JP314250BJ99
Idemitsu Kosan CO., LTD.2.37%2029-09-200.28%JP314250CK95
Idemitsu Kosan CO., LTD.2.57%2030-09-170.42%JP314250BL95
Idemitsu Kosan CO., LTD.2.54%2030-11-281.64%JP314250ARB8
Idemitsu Kosan CO., LTD.2.69%2031-07-150.34%JP314250BM78
Idemitsu Kosan CO., LTD.2.85%2032-07-140.88%JP314250BN77
See the full list of bonds →