The monitor camera is a unit consisting of a floodlight (left), a camera (right) and a camera controller to take pictures of deployments of satellite-mounted solar battery paddles and antennas.

Heritage:
- 3 units for world’s fastest communication satellite “KIZUNA” (WINDS)
- 8 units for greenhouse gas observation technology satellite “IBUKI” (GOSAT)
- 3 units for Quasi-Zenith Satellite “MICHIBIKI” (QZSS)
- 6 units for Global Change Observation Mission 1st-Water SHIZUKU” (GCOM-W1)