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Other Disclosures8252MARUI GROUP CO.,LTD.Retail

“Tech Koshien,” a challenge platform for producing innovators through ideas and implementation, to be held! — Applications open 16 June (Tuesday)

“App Koshien” will be renamed “Tech Koshien,” and the competition will be reorganized from one focused on app development into one that evaluates products and ideas, including apps, web services and games, from the perspective of real-world social implementation. Applications will open to junior and senior high school students on 16 June for the final competition scheduled for 6 December 2026.

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Announced details

Tech Koshien (formerly App Koshien), a technology product and idea competition
Applicable field (uses covered by this announcement)

Idea generation by junior and senior high school students; development of apps, web services and games; social implementation

Launch date16 June 2026 (participant applications open; scheduled) / 6 December 2026 (final competition; scheduled)
What the company reported numerically
Usage history

“App Koshien” has been held for 15 years since 2011

Relationship between the counterparty and the company
MARUI GROUP CO.,LTD.8252
Relationship with the Company

MARUI GROUP CO.,LTD. and ライフイズテック株式会社 have a joint-hosting relationship for the competition they have co-hosted. No capital or personnel relationship is stated.

Counterpartyライフイズテック株式会社

Head office: 1F Minami-Azabu Building, 2-12-3 Minami-Azabu, Minato-ku, Tokyo 106-0047, Japan; Representative Director and President: Mizuno Yusuke (水野 雄介); main telephone: 03 (5877) 4879; URL: https://lifeistech.co.jp

Location (as indicated in this announcement)

MARUI GROUP CO.,LTD. Head Office, 3F Co-Creation HALL (final competition venue)

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

Announced details
ItemDetails
Names of Products / Services CoveredTech Koshien (formerly App Koshien), a technology product and idea competition
Counterpartyライフイズテック株式会社
Counterparty overviewHead office: 1F Minami-Azabu Building, 2-12-3 Minami-Azabu, Minato-ku, Tokyo 106-0047, Japan; Representative Director and President: Mizuno Yusuke (水野 雄介); main telephone: 03 (5877) 4879; URL: https://lifeistech.co.jp
Relationship with the CompanyMARUI GROUP CO.,LTD. and ライフイズテック株式会社 have a joint-hosting relationship for the competition they have co-hosted. No capital or personnel relationship is stated.
Launch date16 June 2026 (participant applications open; scheduled) / 6 December 2026 (final competition; scheduled)
Applicable areaIdea generation by junior and senior high school students; development of apps, web services and games; social implementation
LocationMARUI GROUP CO.,LTD. Head Office, 3F Co-Creation HALL (final competition venue)
Usage history“App Koshien” has been held for 15 years since 2011
Items this document does not state (10)
Contract ValueOffering priceContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocation scaleQuantitative EffectsImpact 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.

As technology is being expressed through a broader range of formats, including games and web services, and development methods are diversifying with generative AI, the competition will emphasize “what to create,” “why to create it” and its value for use in society, rather than differences in the tools or methods used.

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“Tech Koshien,” a challenge platform for producing innovators through ideas and implementation, to be held! — Applications open 16 June (Tuesday) | MARUI GROUP CO.,LTD. (8252) timely disclosure | Komori