Sakigake
is the name of the a Japanese space probe which was sent on an interplanetary mission.
The launch was a project of the Institute of Space and Astronautical Science of the University of Tokyo.
The satellite was launched on January 7, 1985.
References
Other websites
Japan Aerospace Exploration Agency (JAXA), Sakigake (MS-T5) mission profile
NASA, Sakigake
Japanese space program
Satellites
1980s in spaceflight