Space startups in Japan

12 Japan space companies in the directory, with $273.5M in disclosed funding, working on debris removal & servicing, rovers, logistics, earth observation and more.

Astroscale Graduated

Space debris removal

Debris Removal & Servicing · Japan · est. 2013 · Series C+
ispace Graduated

Lunar robotic spacecraft

Rovers · Japan · est. 2010 · Series A
ElevationSpace

Small re-entry spacecraft returning materials made in orbit back to Earth.

Logistics · Japan · est. 2021 · Series B
Axelspace Graduated

Optical microsatellites for Earth observation and custom customer missions.

Earth Observation · Japan · est. 2008 · Series C+
Interstellar Technologies

Developing ZERO, a small-satellite launcher burning liquid biomethane.

Launch · Japan · est. 2013 · Series C+
iQPS Graduated

Small SAR satellites delivering all-weather Earth observation imagery.

Earth Observation · Japan · est. 2005
Orbital Lasers

Space-based lasers for debris detumbling, plus satellite LiDAR.

Debris Removal & Servicing · Japan · est. 2024 · Series A
Pale Blue

Water-fuelled ion and Hall thrusters for small satellite propulsion.

Propulsion · Japan · est. 2020 · Series C+
Space BD

Brokerage and integration services for satellite launches and ISS experiments.

Logistics · Japan · est. 2017 · Series C+
Space One

Corporate joint venture flying the solid-fuel Kairos rocket from Spaceport Kii.

Launch · Japan · est. 2018
Synspective Graduated

Builds and operates the StriX constellation of small SAR Earth-observation satellites.

Earth Observation · Japan · est. 2018 · Series C+
Warpspace

Optical inter-satellite data relay network in medium Earth orbit.

Communications & Connectivity · Japan · est. 2016 · Series C+

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