The company is working simultaneously on Final Fantasy XI mobile content. The viewer-like software will allow users to exchange themselves for instance with other members of their Linkshell. Square Enix is labeling it a solution to keep in touch with the game's virutal world 24 hours as chat, PT and other features will be implemented.
Also, it was previously announced that the creator of Final Fantasy, Hironobu Sakaguchi, has founded his own company. Sakaguchi has chosen Kensuke Tanaka as the vice president of Mist Walker. Tanaka served as general producer of the anime project Final Fantasy Unlimited. He was also involved in PlayOnline, the beta version of Final Fantasy XI, and Final Fantasy Tactics Advance.
[Sources: RPGFan 1, RPGFan 2]