- Family: S-Series
- Length: 9.7 m
- Diameter: 0.5 m
- Launch Mass: 3 T
- Low Earth Orbit Capacity: 4 kg
The SS-520-4 was manufactured by Japan Aerospace Exploration Agency with the first launch on 2017-01-14. SS-520-4 has 0 successful launches and 1 failed launches with a total of 1 launches. The fourth configuration of SS-520. It would have been the smallest and lightest vehicle to put something into orbit, but it lost telemetry and was told to abort, falling into the ocean.
