Notice Regarding Unrealized Losses on Securities at the End of the Fiscal Year Ending March 2026

Worth reading

42Recurring

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Direction

Deterioration

Direction inferred from the company’s description.

Scale

4315544

¥ million

Wording

Definitive

How definitive the wording is.

Subject Entity

JAPAN POST BANK Co.,Ltd.

Target Locations / Products

Securities listed on domestic financial instruments exchanges among bonds held to maturity

Occurrence31 March 2026 (fiscal year-end)

This disclosure04/23/2026

Amount of Impact on Business Performance

Total unrealized losses on securities: ¥4,315,544 million. There will be no impact on the consolidated earnings forecast or dividend forecast for the fiscal year ending March 2026.

Accounting period in which recognized

End of the fiscal year ending March 2026 (1 April 2025 to 31 March 2026)

Impact on Earnings Forecast

There will be no impact on the consolidated earnings forecast or dividend forecast for the fiscal year ending March 2026.

Outlook

If any matter requiring disclosure arises, it will be disclosed promptly.

Event that occurred
Item	Details
Event name	Notice Regarding Unrealized Losses on Securities at the End of the Fiscal Year Ending March 2026
Date of occurrence	31 March 2026 (fiscal year-end)
Subject Entity	JAPAN POST BANK Co.,Ltd.
Target Locations / Products	Securities listed on domestic financial instruments exchanges among bonds held to maturity
Amount of Impact on Business Performance	Total unrealized losses on securities: ¥4,315,544 million. There will be no impact on the consolidated earnings forecast or dividend forecast for the fiscal year ending March 2026.
Accounting period in which recognized	End of the fiscal year ending March 2026 (1 April 2025 to 31 March 2026)
Impact on Earnings Forecast	There will be no impact on the consolidated earnings forecast or dividend forecast for the fiscal year ending March 2026.
Outlook	If any matter requiring disclosure arises, it will be disclosed promptly.
Planned follow-up disclosure	If any matter requiring disclosure arises, it will be disclosed promptly.

Items this document does not state (16)

Date recognized / date notice receivedCauseType of litigation or proceedingCourt or authorityPlaintiffDefendantDate of filing / date of actionClaim amount / surcharge amountAmount of receivables at risk of non-collection or delayed collectionSuspended operationsScheduled resumption dateInvestigation structureMeasures to prevent recurrenceDirectors' and officers' liabilityVoting rights ownership percentage before the changeVoting rights ownership percentage after the change

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To disclose the total amount of unrealized losses calculated for the securities held as of the end of the fiscal year ending March 2026.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.

Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.

Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.