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Other Disclosures5255Monstarlab Inc.Information and Communications, Services and Others

MONSTAR LAB Supports Ishido’s Renewal of the “Ishido Method Soroban Learning App”

モンスターラボ revamped イシド's “Ishido-style Abacus Learning App,” shifting it from a Fire OS-centered configuration to one that also supports iOS and Android, and added new learning features. モンスターラボ is responsible for the project from requirements definition through development, maintenance and operations.

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Announced details

Ishido-style Abacus Learning App
Applicable field (uses covered by this announcement)

Abacus education and abacus calculation learning

Launch dateAugust 2026 (actual; イシド released the app today)
Relationship between the counterparty and the company
Monstarlab Inc.5255
Relationship with the Company

モンスターラボ participated in イシド's app renewal project and was responsible for requirements definition, design and development, and maintenance and operations.

Counterpartyイシド Co., Ltd.

Head office: Shiroi, Chiba Prefecture; Tokyo office: Sumida-ku, Tokyo. Chairman of the Board: Ishido Kenichi (石戸謙一); Representative Director and President: Numata Kiyomi (沼田紀代美). Operates “Ishido-style Abacus Schools” nationwide.

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

Announced details
ItemDetails
Names of Products / Services CoveredIshido-style Abacus Learning App
Counterpartyイシド Co., Ltd.
Counterparty overviewHead office: Shiroi, Chiba Prefecture; Tokyo office: Sumida-ku, Tokyo. Chairman of the Board: Ishido Kenichi (石戸謙一); Representative Director and President: Numata Kiyomi (沼田紀代美). Operates “Ishido-style Abacus Schools” nationwide.
Relationship with the Companyモンスターラボ participated in イシド's app renewal project and was responsible for requirements definition, design and development, and maintenance and operations.
Launch dateAugust 2026 (actual; イシド released the app today)
Applicable areaAbacus education and abacus calculation learning
Items this document does not state (12)
Contract ValueOffering priceContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocationLocation scaleQuantitative EffectsUsage historyImpact 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.

The project is intended to support the expansion to additional operating systems over the medium to long term and reduce development and feature enhancement costs through cross-platform development with React Native, while improving the learning experience and motivation through features such as a stage map and visual arithmetic.

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MONSTAR LAB Supports Ishido’s Renewal of the “Ishido Method Soroban Learning App” | Monstarlab Inc. (5255) timely disclosure | Komori