HISUI (Hyperspectral Imager SUIte)

Pushbroom dual-detector hyperspectral imaging spectrometer mounted on the Japan Experiment Module Exposed Facility (JEM EF) of the International Space Station, developed under the programme authority of Japan's Ministry of Economy, Trade and Industry (METI). 185 contiguous bands covering 400-2500 nm: 58 VNIR bands at 10 nm sampling (400-970 nm) and 127 SWIR bands at 12.5 nm sampling (900-2500 nm). GSD 20 m cross-track and 30 m along-track, 20 km swath, 12-bit quantisation. Launched December 2019; first imaging September 2020. Designed explicitly for mineral and resource exploration under METI's natural-resources mandate. CEOS database stated EOL December 2025; operator released radiometric correction version 4 on 2026-02-18 with no decommission announcement, indicating continued operation; status treated as operational with this caveat as of 2026-05-19. Data access restricted to Japanese domestic users via Tellus platform.