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Other Disclosures7537MARUBUN CORPORATIONTrading & Wholesale

Marubun contributes to accelerating Beyond 5G/6G research by beginning to offer Siradel SAS products

Marubun entered into a distribution agreement with Siradel SAS and began offering Siradel’s InoWave radio simulation software and high-precision 3D geospatial data. This enables radio-propagation simulations in 3D environments for communications research involving Beyond 5G/6G, NTN and drones.

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Announced details

InoWaveHigh-precision 3D geospatial data
Applicable field (uses covered by this announcement)
Beyond 5G/6G research and developmentNon-terrestrial networks (NTN)V2XUAV (drone) communications and sensingTechnology validation by telecommunications carriers and automakersProof-of-concept testing for next-generation infrastructure
Launch date17 March 2026 (already launched)
Contract DateBefore 17 March 2026 (specific date: Not disclosed)
Relationship between the counterparty and the company
MARUBUN CORPORATION7537
Relationship with the Company

Marubun entered into a distribution agreement with Siradel SAS and will offer Siradel products.

CounterpartySiradel SAS

A company headquartered in Saint-Grégoire, France, established in 1994 and headed by CEO Paul Lacoin. It specializes in wireless network design and 3D digital-environment simulation.

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

Announced details
ItemDetails
Names of Products / Services CoveredInoWave, High-precision 3D geospatial data
CounterpartySiradel SAS
Counterparty overviewA company headquartered in Saint-Grégoire, France, established in 1994 and headed by CEO Paul Lacoin. It specializes in wireless network design and 3D digital-environment simulation.
Relationship with the CompanyMarubun entered into a distribution agreement with Siradel SAS and will offer Siradel products.
Contract DateBefore 17 March 2026 (specific date: Not disclosed)
Launch date17 March 2026 (already launched)
Applicable areaBeyond 5G/6G research and development, Non-terrestrial networks (NTN), V2X, UAV (drone) communications and sensing, Technology validation by telecommunications carriers and automakers, Proof-of-concept testing for next-generation infrastructure
Items this document does not state (11)
Contract ValueOffering priceAward/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.

Demand is growing in next-generation communications research, including advanced 5G, 6G, NTN and drone applications, for highly accurate prediction and evaluation using advanced 3D urban models, dynamic simulations and complex radio propagation between moving objects. Marubun says it will deliver Siradel’s technology and 3D geospatial data to researchers, improving the reliability of their simulations.

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Marubun contributes to accelerating Beyond 5G/6G research by beginning to offer Siradel SAS products | MARUBUN CORPORATION (7537) timely disclosure | Komori