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Other Disclosures4019Stmn,Inc.Information and Communications, Services and Others

富士シティオ, which operates supermarkets mainly in Kanagawa, adopts TUNAG, an employee engagement platform, to improve engagement across the company

富士シティオ adopted TUNAG, Stmn,Inc.'s employee platform, to digitize the sharing of internal information, which had primarily been distributed on paper and bulletin boards. Phased implementation has been under way since November 2025 for approximately 3,500 employees.

Worth reading
65In focus
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
3500
People (target employee count)
Wording
Definitive
How definitive the wording is.

Announced details

TUNAG (member engagement platform)
Applicable field (uses covered by this announcement)

Internal communications, internal information sharing, employee engagement, frontline digital transformation, and internal communication

Launch datePhased implementation and operation began in November 2025 (actual results)
What the company reported numerically
Quantitative Effects

Information dissemination speed and operational efficiency improved significantly (specific figures: Not disclosed)

Usage history

Across TUNAG, 1,400 companies were using the platform as of April 2026, with more than 1.5 million users. Usage figures for 富士シティオ alone: Not disclosed

Relationship between the counterparty and the company
Stmn,Inc.4019
Relationship with the Company

富士シティオ is a customer and business partner that adopted TUNAG from Stmn,Inc.

Counterparty富士シティオ株式会社

Headquartered in Yokohama, Kanagawa; President and Representative Director: Kawamoto Daisaku (川本 大作); operates supermarkets primarily in Kanagawa

Location (as indicated in this announcement)

Approximately 3,500 employees of 富士シティオ, including full-time, part-time and temporary employees

In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.

Announced details
ItemDetails
Names of Products / Services CoveredTUNAG (member engagement platform)
Counterparty富士シティオ株式会社
Counterparty overviewHeadquartered in Yokohama, Kanagawa; President and Representative Director: Kawamoto Daisaku (川本 大作); operates supermarkets primarily in Kanagawa
Relationship with the Company富士シティオ is a customer and business partner that adopted TUNAG from Stmn,Inc.
Launch datePhased implementation and operation began in November 2025 (actual results)
Applicable areaInternal communications, internal information sharing, employee engagement, frontline digital transformation, and internal communication
Location scaleApproximately 3,500 employees of 富士シティオ, including full-time, part-time and temporary employees
Quantitative EffectsInformation dissemination speed and operational efficiency improved significantly (specific figures: Not disclosed)
Usage historyAcross TUNAG, 1,400 companies were using the platform as of April 2026, with more than 1.5 million users. Usage figures for 富士シティオ alone: Not disclosed
Items this document does not state (9)
Contract ValueOffering priceContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocationImpact on Business PerformanceSource

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.

富士シティオ faced delays in communicating information through its paper-based internal newsletter, insufficient information sharing between headquarters, stores and departments, and weakening connections between management and employees. The company adopted TUNAG to address these issues, accelerate information dissemination, digitize internal communications, and improve organizational cohesion and employee engagement.

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富士シティオ, which operates supermarkets mainly in Kanagawa, adopts TUNAG, an employee engagement platform, to improve engagement across the company | Stmn,Inc. (4019) timely disclosure | Komori