HTV-X1

HTV-X1 is the first flight and the technical demonstration mission of HTV-X, an uncrewed expendable cargo spacecraft. , it is intended to be launched in 2025 to resupply the International Space Station (ISS).

Cargo
In addition to the primary mission of carrying the resupply cargo to the ISS, HTV-X1 will carry the following payloads:
 * i-SEEP, an exposed experiment platform
 * DELIGHT, a technology demonstration of lightweight expandable flat antenna
 * Mt.FUJI, a technology demonstration for satellite laser ranging
 * Microsatellites to be deployed from HTV-X1 after departure from ISS