Bank of Japan Rate Hike & Yen Impact Workbench

Policy Regime

31-Year High Normalization

Monetary tightening cycle active

Projected USD / JPY

146.5

Implied FX equilibrium

10-Yr JGB Benchmark Yield

1.15%

Sovereign borrowing baseline

Corporate Borrowing Impact

Moderate Headwind

Refinancing & cap-ex pressure

Inflation Pressure Index

Elevated

Underlying CPI trajectory

Monetary Levers & Scenarios

Institutional Scenarios

BOJ Policy Rate Target 0.50%

Uncollateralized overnight call rate target set by Policy Board.

Core CPI Inflation (ex-fresh food) 2.80%

Headline consumer inflation accelerating above the BOJ's 2.0% target.

US-Japan 10Y Yield Spread 3.75%

Interest rate divergence driving capital flight and Yen carry-trade liquidation.

Shunto Wage Growth Rate 3.40%

Annual spring wage negotiation benchmark establishing demand-pull price spiral.

D3 Forward Yield & Currency Trajectory (8-Quarter Horizon)

Q1 2026 – Q4 2027

BOJ Uncollateralized Call Rate (%) [Left Axis]

10-Yr JGB Benchmark Yield (%) [Left Axis]

USD / JPY Spot Projection [Right Axis]

Quarter	BOJ Rate	10Y JGB Yield	USD/JPY Spot	Corporate Credit Spread	Real Real Rate (ex-post)

Monetary Policy Divergence Briefing & Assessment

Under the active 31-Year High Normalization regime with a policy rate of 0.50% and core inflation at 2.80%, the Bank of Japan confronts the highest borrowing costs since 1995. With the US-Japan 10-year yield spread at 3.75%, the USD/JPY currency pairing tracks towards 146.50, offering measured relief from imported food and energy inflation while imposing a Moderate Headwind on domestic corporate capital financing.

Model Status: Active Normalization Validated