Mizuho Securities logo
Mizuho Securities

May 27, 2026

Medium-Term Projections of BOJ Bond Holdings

Macro ThematicRates Govt BondsFinancials

Mizuho analyzes four scenarios for the BOJ's bond-tapering plans, projecting that holdings will decline to approximately 50% of their peak or 40% of nominal GDP by FY2030. The analysis suggests the BOJ may halt or slow tapering after March 2027 to ensure market stability.

Key Takeaways

  • 1.BOJ bond holdings are projected to decline significantly to roughly 50% of their peak level by the end of FY2030 across all tested tapering scenarios.
  • 2.The Bank of Japan is likely to reduce monthly JGB purchases to approximately JPY2.1 trillion by the Jan–Mar 2027 period.
  • 3.Mizuho expects the BOJ to likely halt or slow the pace of tapering from April 2027 onward to maintain market predictability and functioning.

Table of Contents

  • Medium-term projections of BOJ bond holdings under various tapering scenarios
  • Estimating BOJ bond holdings as percentage of nominal GDP
  • Outlook for BOJ JGB purchases from Apr–Jun 2027 onward
  • Important Disclosure Information
  • Analyst Certification
  • Disclaimer

Document Preview

Page 1 of 5
Page 1 of Medium-Term Projections of BOJ Bond Holdings
Subscribe for full access

Access the Full Report

Get unlimited access to institutional research reports with a 14-day free trial.