To be physically released on November 13th 2013 in Japan.
To be digitally released on iTunes worldwide in November 2013; a concrete release date has yet to be announced
Quote:
The full details on the upcoming Pokémon X & Y soundtrack have been revealed. While it's to be released on iTunes in the west, Japan is also getting a retail release on November 13th 2013 for 2625 Yen. The CD has 212 tracks that last for over 3 and a half hours. It, and the 3DS, are said to deliver sharper, higher quality, more realistic sound. It comes with a 28 page book with details on development and background on the tracks. It also has some special bonus tracks
) in the US and 250k in Japan
