A space-focused deep-tech venture builder, solving social challenges through the development and integration of new technologies.
The core business of Space Seed Holdings — space-utilisation research, from proposal to patent.
SPACE LAB. is the core business of Space Seed Holdings, launching in March 2026. It supports space-utilisation research end-to-end: proposing R&D themes to government and corporate partners, orbital and ground-analogue research with ultra-small space modules, and acquiring and managing space IP.
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With Regenesome, supporting research seeds and startups at the intersection of fermentation and longevity.
Together with Regenesome, Space Seed Holdings supports research seeds and startups at the intersection of fermentation and longevity — financially and scientifically — to extend healthy human lifespan through microbes and to build new ventures on a continuum that runs from Earth into space.
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With FARM8, bringing LLM-centred AI to the manufacturing floor, modelled on smart brewing.
A project Space Seed Holdings runs with FARM8 to introduce LLM-centred AI to the manufacturing floor, modelled on smart brewing. From bio-based manufacturing to new materials such as semiconductors, we will continue to make value propositions, and will also take on selected consulting work.
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Microalgae for the health of the planet and of people — Dr. Kengo now in rollout in Malaysia.
Planetary Health with Dr. Kengo uses microalgae to link planetary and human health. Dr. Kengo, a nutrition brand co-founded by Kengo Suzuki (CEO of Space Seed Holdings), sells a balanced food with Ishigaki Island microalgae in Malaysia, where a 2025 Kuala Lumpur soft launch moved to test sales and partner-led rollout.
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A new category: premium sake from 100% Uonuma Koshihikari table rice, from Tsunan to the world.
The Premium Table Rice Sake Project rethinks sake brewing to give edible table rice high-value use and revitalise local communities. Tsunan Sake Brewery, led by Kengo Suzuki (also CEO of Space Seed Holdings), uses 100% Uonuma Koshihikari for its flagship GO GRANDCLASS and proposes the category worldwide.
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Joint research with Prof. Yoshihisa Mori (Okayama Univ. of Science): a benchtop ultra-high-pressure SPS.
The Next-Generation SPS Materials Project is joint research between Space Seed Holdings and Professor Yoshihisa Mori of Okayama University of Science. A benchtop SPS enabling sintering beyond conventional pressure limits aims to develop superhard materials, transparent ceramics and semiconductors at high throughput.
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Decoding the Science of Fermentation and Longevity at the Mechanistic Level: Space Seed Holdings Launches the Owned Media "Fermentation × Longevity Review" Space Seed Holdings has launched "Fermentation × Longevity Review," a science-reading owned media decoding fermentation science and longevity research at the mechanistic level. Citing only peer-reviewed papers and public data, it opened with over 100 published articles. 
We have renewed the Space Seed Holdings corporate site Space Seed Holdings has renewed its corporate site at https://ss-hd.co.jp/, bringing its research lines, press releases, media coverage, and related media together at a single entry point. 
Space Seed Holdings Announces Investment in Spacenome Lab., Inc. (Formerly NEST EdLAB) Space Seed Holdings, Inc. (Headquarters: Minato-ku, Tokyo; CEO: Kengo Suzuki), a space deep-tech venture builder, announces its participation in a third-party allotment of shares by NEST EdLAB. This investment aligns with NEST EdLAB’s business expansion and official renaming t…