Yen appreciation and subsequent exchange-rate reversal

Conditions at the time

The US economic outlook and uncertainty over Japan’s economy influenced exchange-rate assessments.

How events unfolded

The yen surged in spring, reaching 79.75 yen per dollar on 4/19, before turning weaker from summer.

Stakeholders and impacts

Japanese businesses, foreign-exchange participants and major economies’ monetary authorities responded to the changes.

Information available at the time

Concerns over excessive yen strength and economic slowdown appeared together at the time.

Findings confirmed later

A Bank of Japan retrospective summarizes coordinated responses by major economies and exchange-rate changes in early month 9.

Alternative interpretations and limitations

An exchange-rate reversal does not mean improved earnings for every exporter; conditions differ by currency and company.

Source-based context and interpretation

The BOJ retrospective records coordinated international action and changing sentiment after the sharp spring appreciation, followed by a currency reversal from summer. Japan also eased rates and supported activity, but land prices continued falling. Exchange-rate reversal did not mean recovery across every asset. ASSETCASTING interpretation: Separate cooperation announcements, intervention, market reaction and domestic asset prices. The account discusses multiple influences; intervention alone cannot explain the whole reversal, nor does depreciation establish an automatic property recovery.

Evidence coverage through 2020-11 · Sources checked 2026-10-14

• Monetary Policy in the 1990s ↗

Related events and periods1

• Global economic integration, IT investment, and recurring financial crises →

  An event or period whose recorded start falls within this editorial interval. This does not establish that it caused or represents the characteristics of the era, nor guarantee that the entire period falls within the interval.