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Record sog_st_gyen

GYENGYEN

Also recorded as GYEN, GMO GYEN

Winding Down

Lifecycle: Winding Down
Issuance: Terminated
Reference target: Japanese yen
Primary organization: GMO-Z.com Trust Company, Inc.No additional recorded relationship
Launch: 2021-03-01
Redemption: Restricted
Backing: Fiat and cash equivalents
Stabilization: Issuer redemption
Last review: 2026-06-28
Evidence: 5 source records

Reviewed assessment

Identity and current state

This summary reports reviewed facts and uncertainty. It is not a rating or recommendation.

Japanese-yen stablecoin issued by GMO-Z.com Trust Company, currently in an orderly wind-down with new purchases disabled and time-limited redemption remaining available.

Name	GYEN
Symbol	GYEN
Aliases	GYEN, GMO GYEN
Asset class	Stablecoin
Lifecycle status	Winding Down
Issuance status	Terminated
Canonical record ID	`sog_st_gyen`
Route slug	`gyen`
Record confidence	High
Last reviewed	2026-06-28

Name: GYEN
Symbol: GYEN
Aliases: GYEN, GMO GYEN
Asset class: Stablecoin
Lifecycle status: Winding Down
Issuance status: Terminated
Canonical record ID: sog_st_gyen
Route slug: gyen
Record confidence: High
Last reviewed: 2026-06-28

Record coverage

Section	Entries
Organizations	1
Sources	5
Reserve reports	1
Reserve components	1
Model-history events	0
Regulatory notes	0
Deployments	1
Issuer-control actions	0
Open questions	2
Events	1

Organizations and control

Primary display is a navigation and summary choice only. It does not replace other organizations or imply sole legal responsibility, operational control, reserve custody, or historical continuity.

Governance: Centralized
Primary display organization: GMO-Z.com Trust Company, Inc.
Primary display role: Legal issuer
Display selection mode: Deterministic Policy
Current relationships: 1
Ended relationships: 0
Unknown relationship state: 0
Freeze capability: 0 recorded yes · 0 recorded no · 1 not recorded
Blacklist capability: 0 recorded yes · 0 recorded no · 1 not recorded
Deployment control-event references: 1
Observed issuer-control events: 0
Relationship coverage: 1 recorded relationship

All current, ended, and unknown-state organization relationships
Organization	Organization category	Regulatory character	Jurisdiction	Role	Display priority	From	Until	Relationship status
GMO-Z.com Trust Company, Inc.	Bank, trust, or credit institution	Regulated bank, trust, or credit institution	United States / New York	Legal issuer	Primary display	Not yet recorded	Not yet recorded	Active relationship

Bank, trust, or credit institution

GMO-Z.com Trust Company, Inc.

Primary display

Functional role: Legal issuer
Relationship status: Active relationship
Regulatory character: Regulated bank, trust, or credit institution
Jurisdiction: United States / New York
From: Not recorded
Until: Not recorded

Mechanism

How the asset works

Reference, backing, stabilization, exit, valuation, and yield remain separate facts.

Reference target: Japanese yen
Reference kind: Fiat
Comparison category: Japanese yen
Target value: Not yet recorded
Reference methodology: GYEN remains redeemable for Japanese yen during the announced wind-down period, but new purchases are disabled.
Public backing model: Fiat and cash equivalents
Canonical backing types: Bank Deposits
Reserve component categories: Bank Deposits
Primary stabilization mechanism: Issuer redemption
Recorded model description: Fiat Backed One to One Jpy Redemption Assets
Redemption / exit model: Restricted
Valuation source: Public information is incomplete
Yield / rebase profile: None recorded
Classification notes: Orderly wind-down effective 2026-05-15; not yet marked terminated while redemption remains available.

Reserve and redemption

Recorded components, disclosures, reports, and redemption conditions remain explicit.

Reserve components

Japanese-yen redemption assetsBank Deposits · Retained during the announced wind-down and redemption period.

Reserve profile

Disclosure status	Monthly Attestations During Wind Down
Backing types	Bank Deposits
Summary	GYEN redemption assets remain subject to GMO Trust's attestation and wind-down process while new purchases are disabled.
As of	2026-06-15
Profile confidence	High

Disclosure status: Monthly Attestations During Wind Down
Backing types: Bank Deposits
Summary: GYEN redemption assets remain subject to GMO Trust's attestation and wind-down process while new purchases are disabled.
As of: 2026-06-15
Profile confidence: High

Redemption profile

Current status	Restricted
Settlement asset	JPY
Eligible parties	Eligible GMO Trust customers during the announced redemption period.
Retail access	Eligible Customers Only During Wind Down
Institutional access	Eligible Customers Only During Wind Down
Minimum amount	100 JPY under the current published schedule.
Fee	Issuer and banking terms apply; purchases are disabled.
Settlement time	Wind-down and banking processing dependent.
Regional limits	Account eligibility and the announced redemption timetable apply., EU offer and trading restrictions are disclosed by the issuer.

Current status: Restricted
Settlement asset: JPY
Eligible parties: Eligible GMO Trust customers during the announced redemption period.
Retail access: Eligible Customers Only During Wind Down
Institutional access: Eligible Customers Only During Wind Down
Minimum amount: 100 JPY under the current published schedule.
Fee: Issuer and banking terms apply; purchases are disabled.
Settlement time: Wind-down and banking processing dependent.
Regional limits: Account eligibility and the announced redemption timetable apply., EU offer and trading restrictions are disclosed by the issuer.

Reserve and attestation history

Date	Publisher	Type	Assets covered	Record confidence
Not yet recorded	GMO-Z.com Trust Company	Reserve Disclosure	Bank Deposits	High

GMO-Z.com Trust Company

Not yet recorded

Type: Reserve Disclosure
Assets covered: Bank Deposits
Record confidence: High

Deployments and legal context

Network state, contract identity, legal notices, and value states remain separate.

Blockchain deployments

Network	Network record state	Standard	Public deployment category	Canonical deployment type	Operational state	Recorded status	Change or proposal state	Canonicality	Canonicality record state	Verification state	Contract identity state	Contract or identifier	Freeze	Blacklist	Control events	Notes
Ethereum	Specific network recorded	ERC-20	Issuer- or institution-supported deployment	Issuer Native Fiat Token	Restricted	Restricted	No separate change state recorded	Issuer-native deployment	Canonicality recorded	Source-linked record; identifier not recorded	Identifier not recorded	Identifier not recorded	Not yet recorded	Not yet recorded	1	Primary GYEN deployment retained for wind-down tracking; new purchases are disabled.

Regulatory and official notices

Date	Title	Authority / publisher	Type	Summary
No regulatory notes have been added yet.

No regulatory notes have been added yet.

Evidence

Publisher, provenance, supported claims, archive state, reliability, and publication date remain separate.

5 source identities · 5 evidence relations
Source	Publisher	Source category	Provenance	Primary or secondary	Supported claims	Archive	Reliability
Wind-down of GYEN and ZUSD stablecoin issuance Published 2026-05-15	GMO-Z.com Trust Company	Official statement or announcement Canonical: Official Statement	Subject-controlled source	Primary source	Wind Down, Issuance Stop, Purchase Disabled, Wind Down and Purchase Stop	Archive index or wildcard	High
GYEN fee schedule and redemption period Published Not yet recorded	GMO-Z.com Trust Company	Official documentation or product page Canonical: Official Documentation	Subject-controlled source	Primary source	Initial Redemption Period, Purchase Disabled, Redemption Available, Redemption Terms	Archive index or wildcard	High
GYEN monthly attestation reports Published Not yet recorded	GMO-Z.com Trust Company	Reserve, assurance, or financial report Canonical: Official Attestation	Assurance or financial-report source	Primary source	Monthly Attestation, Redemption Assets, Mica E Money Token Statement, Reserve Attestation and Legal Context	Archive index or wildcard	High
GMO Trust begins GYEN and ZUSD issuance, redemption, and service Published 2021-03-02	GMO Internet Group	Official statement or announcement Canonical: Official Statement	Subject-controlled source	Primary source	Launch Date, Issuance Start, Redemption Start, Service Start	Archive index or wildcard	High
GMO official GYEN and ZUSD service-start retrospective Published 2021-12-22	GMO Internet Group	Official statement or announcement Canonical: Official Statement	Subject-controlled source	Primary source	Launch Date, Service Start, Issuer History	Archive index or wildcard	High

Known unknowns

Known unknowns and coverage

Missing or disputed facts remain visible instead of being converted into certainty.

Open questions

Topic	What remains unclear	Value state	Priority	Last checked
Post Redemption Period Outcome	The final treatment of remaining GYEN after the Initial Redemption Period is not yet represented as a completed lifecycle event.	Unknown after review	High	2026-06-15
Current Circulating Supply During Wind Down	The remaining circulating supply and redemption progress change during the wind-down and are not fixed as static entity values.	Unknown after review	Medium	2026-06-15

Post Redemption Period Outcome

The final treatment of remaining GYEN after the Initial Redemption Period is not yet represented as a completed lifecycle event.

Value state: Unknown after review
Priority: High
Last checked: 2026-06-15

Current Circulating Supply During Wind Down

The remaining circulating supply and redemption progress change during the wind-down and are not fixed as static entity values.

Value state: Unknown after review
Priority: Medium
Last checked: 2026-06-15

Lifecycle

History

Current classification remains separate from dated changes and incidents.

Model and lifecycle changes

No separate model-change event is currently recorded.

Event timeline

Date	Event	Category	Subtype	Status effect	Recovery
2026-05-15	GMO Trust begins orderly wind-down of GYEN	Lifecycle review	Status Review	Restricted or impaired	Not applicable

Related records and corrections

Corrections and further reading

Open connected records, methodology, machine-readable data, or report a correction.

Use these explainers to compare the legal, regulatory, reserve, redemption, or distribution questions connected to this record.

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