Gundam Age opening theme song will performed by Galileo Galilei, a Japanese rock band. The song will become the opening the song is Asu e, a new single of Galileo Galilei that will be released on December 7.
As quoted from Tokyohive “Asu e” is said to be different from their usual guitar rock tune, instead of rock, the song will be a dance tune with electro sounds and evolving lyrics. The single is slated for release on December 7th.
Source: Excite Music via Tokyohive