1. ISS imaging
Measures the distance to the ISS by triangulation with 2 cameras Photographs the ISS during rendezvous
2. Earth imaging
Photographs tidal flat water levels, night lights of the Kanto region and the Pacific garbage patch The combined field of view of the 2 cameras is 194° Images are stored in flash memory and downlinked in segments over UHF
3. APRS
Communicates with amateur stations over APRS on 145.825 MHz and downlinks the responses over UHF
| Mode | Operation |
|---|---|
| Store & Forward | Stores and forwards response packets |
| Query response / log collection | Returns ACK to queries from amateur stations and records the callsign and reception time |
| Satellite digipeater | Relays messages |
| APRS beacon | Sends seasonal greetings and other messages uploaded from the ground station |
4. MoG / Music of Geomagnetic
Converts geomagnetic data into sound and transmits it over UHF analog FM Sends the callsign in Morse first, then the sound made from the geomagnetic data The original geomagnetic data is also downlinked over UHF