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Report published July 13, 2026

20y JGB Auction Preview: Mizuho Securities Rates Strategy (July 2026)

Mizuho Securities · July 13, 2026

This report previews the 20y JGB auction scheduled for 14 July 2026, highlighting trade recommendations such as 10s20s flatteners. It contrasts high absolute yield incentives against ongoing fiscal policy concerns and Middle East geopolitical tensions.

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Finvaulta summarizes Mizuho Securities's analysis. Attribute opinions, forecasts, time-sensitive values, and chronology to the issuer and report date; do not treat this page as an independent verification or a current market-data source.

Key Takeaways

  • 1.The 20y JGB auction faces a tug-of-war between high absolute yields/favorable technicals and persistent fiscal deterioration concerns and geopolitical risk in the Middle East.
  • 2.Tactical 10s20s flatteners and longer-term 20y asset swap longs are suggested strategies, though positions should be managed for short-term exit to mitigate negative carry.

Table of Contents

  • Positives and negatives ahead of the 20y auction
  • POTENTIAL POSITIVES
  • POTENTIAL NEGATIVES
  • Pre-auction comment
  • TACTICAL 10S20S FLATTENERS, LONGER-TERM 20Y ASW LONGS
  • Key charts

Report data

20y JGB yield

MetricEstimateContext
20y JGB Auction Size700 billion JPYNew 20y JGB issuance
Source: MOF. This is a dated model snapshot, not a live forecast.

Reports in this series

JGB Auction Preview is shown in chronological order through this edition, published on July 13, 2026.

Part of the JGB Auction Preview series — view all 4 editions

  1. May 20Mizuho- Japan- 20y JGB auction preview: Yield levels should provide support even amid ongoing concerns about the Middle East situation and fiscal deterioration 20260519
  2. May 21Mizuho- Fixed Income Japan- 20y JGB auction preview: Yield levels should provide support even amid ongoing concerns about the Middle East situation and fiscal deterioration
  3. Jun 24JGB Strategy

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Authors / Editors

Yuhi Kawano · Market Analyst

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Mizuho SecuritiesRates StrategyRates Govt BondsRates CreditAsia PacificMiddle East

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