In (month sixth days Gengxu years,), February 11, 1970, the Japanese satellite was successfully tested.

Japan launched a satellite into Earth orbit in 1970, and became the fourth country launched Sputnik. Known as Saddam S4 rocket, launched into the Pacific Ocean at 13:25 Japan time, from Uchinoura Space Center east. Rocket carrying a sphere-shaped satellite, you can send a radio signal to facilitate tracking. Japan, after four failed attempts today that I have this space achievements.