Japanese Space Station Module (Mitsui)

The Japan Module, also known as the Kibō successor module, is a commercial space module for scientific research being studied by the Japanese space agency JAXA and private venture Japan LEO Shachu, a wholly owned subsidiary of conglomerate Mitsui & Co., that will be docked to a yet-to-be-identified American commercial space station. The module will be placed in low Earth orbit and will primarily be used for biological and material physics research.

Source: Wikipedia — Japanese Space Station Module (Mitsui) (CC BY-SA 4.0)