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Mitsui & Co.

JP

Mitsui & Co. is a global trading and investment company with a diversified portfolio, including a growing presence in the space industry. They act as an investor and facilitator, supporting space-related ventures through strategic investments like Spaceflight Inc. (rideshare launch services) and ATLAS Space Operations (ground station services). Furthermore, Mitsui has established Japan LEO Shachu, Inc., a subsidiary focused on developing the "Japan Module" for commercial space stations, partnering with JAXA and other companies. Keywords associated with Mitsui's space activities include space investment, satellite services, launch services, space infrastructure, and commercial space development.

commercial
Japan
www.mitsui.com/jp/en
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All verified mentions of this organization in source documents.

Sumitomo Mitsui Trust Bank will support Starlab Space LLC’s efforts to develop and commercialize space station technologies through its investment.

RelationshipsFinancialValue 4.0Dec 30, 2025Sumitomo Mitsui Trust Bank Backs Starlab Program

Sumitomo Mitsui Trust Bank is promoting efforts to provide financial backing for innovative ventures as part of initiatives addressing social and industrial challenges including impact investments.

FinancialGeneralLegalValue 1.2Dec 30, 2025Sumitomo Mitsui Trust Bank Backs Starlab Program

Sumitomo Mitsui Trust Bank, Limited invested an undisclosed amount in Starlab Space LLC.

RelationshipsValue 2.6Dec 30, 2025Sumitomo Mitsui Trust Bank Backs Starlab Program

Mitsubishi Electric Corporation will establish a Special Purpose Company (SPC) in collaboration with SKY Perfect JSAT Corporation and Mitsui & Co., Ltd.

RelationshipsValue 4.0Dec 29, 2025Japan Ministry of Defense Taps Synspective-Mitsubishi Electric Consortium for Satellite Constellation

The project period will last five years, ending on March 31, 2031, with a special purpose company (SPC) to be established by Mitsubishi Electric, SKY Perfect JSAT, and Mitsui & Co.

PlanRelationshipsValue 3.5Dec 25, 202512/25宇宙ニュース・三菱電機、スカパーJSAT、三井物産ら、防衛省の衛星コンステ事業者に選定 ほか3件

Mitsubishi Electric, Sky Perfect JSAT, Mitsui & Co., Mitsui & Co. Aerospace, Axelspace, Synspective, and QPS Research Institute announced on December 25 that they won the Ministry of Defense's public notice for the 'Satellite Constellation Maintenance and Operation Project' on December 24.

RelationshipsValue 4.0Dec 25, 2025アクセルスペースやQPS研究所ら7社、防衛省の「衛星コンステの整備・運営等事業」を落札

Mitsubishi Electric, Sky Perfect JSAT, and Mitsui & Co. will establish a special purpose company as required for the winning bidders to proceed with contract negotiations with the Ministry of Defense.

RelationshipsValue 4.0Dec 25, 2025アクセルスペースやQPS研究所ら7社、防衛省の「衛星コンステの整備・運営等事業」を落札

The project will involve a group including Mitsubishi Electric Corporation, SKY Perfect JSAT Corporation, and Mitsui & Co., with collaboration from Synspective, QPS Research Institute, Axelspace, and Mitsui Aerospace.

RelationshipsValue 2.8Dec 25, 202512/25宇宙ニュース・三菱電機、スカパーJSAT、三井物産ら、防衛省の衛星コンステ事業者に選定 ほか3件

Mitsui & Co. is providing 100 million yen over three years to support sub-orbital rocket launches and experimental site development at HOSPO.

FinancialPlanCapabilityRelationshipsValue 4.4Dec 22, 2025SPACE COTANと三井物産、HOSPOを核とした「宇宙版シリコンバレー構想」実現に向けてMOU締結

SPACE COTAN and Mitsui & Co. have signed a Memorandum of Understanding (MOU) related to the 'Space Version Silicon Valley Concept' centered around HOSPO.

RelationshipsValue 3.8Dec 22, 2025SPACE COTANと三井物産、HOSPOを核とした「宇宙版シリコンバレー構想」実現に向けてMOU締結

In February 2024, Mitsui & Co. Hokkaido Branch, Taiki Town, and SPACE COTAN signed a comprehensive cooperation agreement for further development of HOSPO and local revitalization.

RelationshipsValue 4.0Dec 22, 2025SPACE COTANと三井物産、HOSPOを核とした「宇宙版シリコンバレー構想」実現に向けてMOU締結

Mitsui & Co. selected SPACE COTAN as a supported company for the Mitsui & Co. Co-Creation Fund in January 2024.

RelationshipsValue 4.0Dec 22, 2025SPACE COTANと三井物産、HOSPOを核とした「宇宙版シリコンバレー構想」実現に向けてMOU締結

Mitsui & Co. plans to provide advice from a finance perspective for projects conducted by SPACE COTAN.

RelationshipsValue 3.0Dec 22, 2025SPACE COTANと三井物産、HOSPOを核とした「宇宙版シリコンバレー構想」実現に向けてMOU締結

Mitsui & Co. intends to explore support measures for realizing the Space Version Silicon Valley Concept, including expanding cooperation with other enterprises and institutions.

PlanRelationshipsValue 2.3Dec 22, 2025SPACE COTANと三井物産、HOSPOを核とした「宇宙版シリコンバレー構想」実現に向けてMOU締結

Japan Low Earth Orbit Company, a wholly-owned subsidiary of Mitsui & Co., is developing a private 'Japan Module' that will succeed the ISS's Japanese Experiment Module (JEM) 'Kibo'.

PlanRelationshipsGeneralValue 4.0Nov 27, 2025スペースエントリーと日本低軌道社中、連携を協議–ポストISS見据えた宇宙ロボットを開発

The ESA office in X-IHONBASHI TOWER, operated by Mitsui Fudosan Co., Ltd. and Cross U, will facilitate coordination among government, academia, and the commercial sector.

RelationshipsValue 2.4Oct 29, 2025ESA expands Tokyo office to strengthen partnership with Japan

Mitsui Fudosan announced the establishment of the X-NIHONBASHI TOWER, a space business hub in collaboration with the general incorporated association CrossU, on October 28.

GeneralRelationshipsValue 2.8Oct 28, 2025欧州宇宙機関(ESA)が日本橋にアジア初の活動拠点–「X-NIHONBASHI TOWER」内に開設

X-NIHONBASHI TOWER is operated by Mitsui Fudosan Co., Ltd. and the Cross User Association, with over 30 space business players based in Nihonbashi.

RelationshipsGeneralValue 3.0Oct 28, 202510/28宇宙ニュース・欧州宇宙機関、アジア初の拠点を日本橋に開設 日欧の宇宙協力を深化 ほか3件

JAXA has transferred the satellite release operations from Kibo to Space BD and Mitsui & Co., Aerospace Division.

RelationshipsValue 4.0Sep 19, 2025高校生や大学生が作った衛星、ISS「きぼう」から放出–田村淳さんも参加

Marlink is enabling Mitsui O.S.K. Lines (MOL) to evaluate the impact of low-Earth-orbit (LEO) internet services on business sustainability and crew welfare under an agreement struck at the end of 2022.

RelationshipsGeneralValue 4.2Jun 14, 2023Mitsui O.S.K. Lines go live with Marlink smart hybrid network solution and Starlink LEO service
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