LEAF, a deorbit device that drags dead small satellites out of orbit, was finished by space startup cosmobloom and Katsuragawa Seira, a Tokyo screw maker in business since 1938. How a town factory's eye ended up on a film thinner than kitchen wrap.
Mitsubishi Electric is building an orbital transfer vehicle under Japan's Space Strategy Fund. We map the race: America's speed-and-price game led by Impulse Space, China's dual-use Shijian maneuvers, and Japan's unconventional bet on the docking skills it honed resupplying the ISS.
Japan's H3 Rocket No. 6 was postponed over poor weather and flew successfully on June 12, 2026. The booster-less test flight carried six small satellites: deorbit sails, a 1 km space tether, a day-and-night telescope, and a French sat that hunts ships gone dark. Here is what each one does.