It is a student-built spacecraft, which will be operated by Waseda University, and is intended to be used for Earth observation[2] and technology demonstration.

The launch was conducted by Mitsubishi Heavy Industries under contract to the Japan Aerospace Exploration Agency.

[4] The terminal countdown began at 11:30 UTC on 17 May and by 15:28, the loading of cryogenic propellant into the rocket's first and second stages had been completed.

[4] The launch attempt was scrubbed a few minutes before liftoff due to bad weather, but took place successfully at 21:58:22 UTC on 20 May 2010.

The three CubeSats separated into low Earth orbit during a coast phase of the launch, between the first and second burns of the second stage.