AQI producer Nobuyoshi Sano had announced a new version from the Korg DS10: The Korg DS10 Plus.
The new version from the Korg DS10 will only work on the new Nintendo DSi. The Korg DS Plus features four synthesizers ans eight drum synthesizers. So there are 12 tracks available.
The Korg DS 10 plus will ship in September 2009. The price will be $10 les then the ols version.
Source: the-palm-sound.blogspot.com