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Other Disclosures6810Maxell,Ltd.Electrical Equipment and Precision Instruments

Maxell Begins Joint Research on All-Solid-State Batteries with JAXA

Maxell and JAXA have begun joint research to develop and demonstrate high-heat-resistant all-solid-state batteries for spacecraft. The project aims to reduce the need for temperature-control equipment while making satellites lighter and increasing design flexibility.

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Announced details

High-heat-resistant all-solid-state battery
Applicable field (uses covered by this announcement)

Power supplies for operating satellites and spacecraft; the space environment

Launch date4 June 2026 (joint research commenced; actual date)
What the company reported numerically
Quantitative Effects

The project aims to reduce the weight of the spacecraft as a whole and increase design flexibility, but the figures are not disclosed.

Relationship between the counterparty and the company
Maxell,Ltd.6810
Relationship with the Company

Joint research has begun. Capital and personnel relationships are not disclosed.

CounterpartyNational Research and Development Agency, Japan Aerospace Exploration Agency (JAXA)

National research and development agency. It operates the JAXA Space Technology Demonstration Acceleration Program (JAXA-STEPS). Other information, including its location, representative, capital and year established, is not disclosed.

Award/certification name

Selected for the JAXA Space Technology Demonstration Acceleration Program (JAXA-STEPS)

Awarding / certifying body

National Research and Development Agency, Japan Aerospace Exploration Agency (JAXA)

Impact on Business Performance

The company says it will use the results to expand the areas of application and accelerate the provision of battery solutions directly addressing customer needs, but the specific impact on results is not disclosed.

The company does not address Contract Value / Offering price.

Source (materials cited by the company)

JAXA Topics page (https://www.jaxa.jp/topics/2026/index_j.html#news023230)

Announced details
ItemDetails
Names of Products / Services CoveredHigh-heat-resistant all-solid-state battery
CounterpartyNational Research and Development Agency, Japan Aerospace Exploration Agency (JAXA)
Counterparty overviewNational research and development agency. It operates the JAXA Space Technology Demonstration Acceleration Program (JAXA-STEPS). Other information, including its location, representative, capital and year established, is not disclosed.
Relationship with the CompanyJoint research has begun. Capital and personnel relationships are not disclosed.
Launch date4 June 2026 (joint research commenced; actual date)
Applicable areaPower supplies for operating satellites and spacecraft; the space environment
Award/certification nameSelected for the JAXA Space Technology Demonstration Acceleration Program (JAXA-STEPS)
Awarding / certifying bodyNational Research and Development Agency, Japan Aerospace Exploration Agency (JAXA)
Quantitative EffectsThe project aims to reduce the weight of the spacecraft as a whole and increase design flexibility, but the figures are not disclosed.
Impact on Business PerformanceThe company says it will use the results to expand the areas of application and accelerate the provision of battery solutions directly addressing customer needs, but the specific impact on results is not disclosed.
SourceJAXA Topics page (https://www.jaxa.jp/topics/2026/index_j.html#news023230)
Items this document does not state (7)
Contract ValueOffering priceContract DateRegistration number and expiry dateLocationLocation scaleUsage history

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The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To demonstrate, through JAXA-STEPS, all-solid-state batteries that deliver stable output and a long service life across the wide temperature range of the space environment, thereby making small satellites lighter and increasing design flexibility while minimizing temperature-control equipment.

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Maxell Begins Joint Research on All-Solid-State Batteries with JAXA | Maxell,Ltd. (6810) timely disclosure | Komori