SFU (Space Flyer Unit)
The IRTS is onboard a multi-pupose space experment platform called SFU (Space Flyer Unit). Various kinds of experiments were done on SFU.
IRTS on SFU Experiments on SFU
SFU was lauched by a Japanese HII rocket on March 18, 1995, and was retrieved by the US Space Shuttle on January 13, 1996.
SFU on orbit SFU recovered by Space Shuttle