◆Weekly Report (2nd Week of April 2026) The Return of the Inflation Civilization and Rising Middle East Risk —The Growing Gap Between Japan–U.S. Market Optimism and Economic Reality

 

◆Weekly Report (2nd Week of April 2026)

The Return of the Inflation Civilization and Rising Middle East Risk

—The Growing Gap Between Japan–U.S. Market Optimism and Economic Reality

In April 2026, the world is once again stepping into
the second act of the “Inflation Civilization.”

Markets remain intoxicated by expectations of
rate cuts, a weaker yen, and rising equity prices,
yet the real economy and geopolitical landscape are moving in the opposite direction.

This week’s analysis focuses on four key developments:

1. Re-acceleration of inflation in Japan and the United States
2. The Taylor Rule pointing to renewed rate-hike pressure this summer
3. Japan’s increasingly stagflationary economic profile
4. The growing likelihood of prolonged U.S.–Iran negotiations

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1. Japan–U.S. Inflation: The “Acceleration” Is More Alarming Than the Headline Numbers

The latest Japan March PPI and U.S. March CPI contain signals
far more serious than their headline figures suggest.

■ Japan: PPI momentum already in the “double-digit inflation zone”

• March PPI: +2.6% YoY, sharply higher than February’s +2.1%
• March MoM: +0.8%, equivalent to an annualized +10%

In other words,
Japan’s producer prices have effectively entered double-digit territory.

■ United States: CPI shows a clear pattern of re-acceleration

• March headline CPI: +3.3% YoY (MoM +0.9%)
• March core CPI: +2.6% YoY (MoM +0.2%)

While core inflation undershot expectations,
the headline CPI implies an annualized inflation rate of 11.4%.

This suggests that U.S. inflation is not “peaking out” but rather entering
a potential second wave.

Core inflation typically lags headline inflation by several months,
a reality the market has yet to price in.

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2. Taylor Rule: Rapidly Rising Rate-Hike Pressure Toward Summer

Even using core inflation as the input,
the Taylor Rule now points to a policy rate around 5.5%.

The current federal funds rate is 3.50–3.75%,
implying more than 1 percentage point of potential rate hikes.

Markets are pricing in one or two rate cuts later this year,
but the underlying reality is the opposite.

The gap between “rate-cut fantasies” and “rate-hike pressure” is widening to its maximum.

This divergence is emerging as the single largest global market risk heading into summer.

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3. Bank of Japan: Even a 70% Priced-In April Hike Is “Too Late, Too Little”

Markets now assign a 70% probability to an April rate hike.
Yet even if the BOJ moves, it will still be too late and too small.

• Real interest rates remain deeply negative
• Recent declines in core CPI are largely due to temporary government subsidies
• PPI (upstream inflation) re-accelerated in March
• Yen weakness is entrenched, sustaining import inflation

More importantly, the real economy already shows a classic stagflation pattern:

• Economy Watchers Survey (DI): sharp deterioration
• Corporate bankruptcies: +20–30% YoY
• Real consumption: declining from December through February

Equity markets remain strong,
but the ground beneath the Japanese economy has already begun to sink.

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4. U.S.–Iran Negotiations: Prolonged Talks and the Structure of a Potential Supply Shock

U.S.–Iran negotiations are likely to be prolonged due to:

• Deep differences in negotiating positions
• Increasing regional complexity
• The involvement of proxy actors

What matters is this:

A Middle Eastern supply shock structurally triggers the “second wave” of the Inflation Civilization.

Key pressure points include:

• Persistent tension in the Strait of Hormuz
• Tightening crude oil markets
• Ongoing uncertainty around Russian supply
• Strains in global LNG markets

These dynamics share the same structural pattern as
Russia’s resource-bubble civilization.

Without predicting specific outcomes, the structural conclusion is clear:

“A Middle Eastern supply shock could open the second act of global inflation.”

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Conclusion: The Gap Between Market Optimism and Reality Is Now at Its Maximum

• Markets: rate-cut expectations, yen weakness, equity strength
• Reality: re-accelerating inflation, rising rate-hike pressure, supply-shock risk

This divergence represents
the greatest macro risk of spring 2026.

The world now stands at the threshold of
the second act of the Inflation Civilization.

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