Sony Computer Entertainment Japan (SCEJ) has released a firmware update for its recently released PS VITA device. According to the company, the latest firmware version (v1.51) resolves issues reported to affect the playability of the "NEXT Dynasty Warriors" game title, released in Japan.

The PS Vita was relesed in Japan earlier this month and has already sold pretty well, despite some users' complains for system bugs. The device will ship in the U.S. in February.

The latest firmware update can be applied through Wi-Fi, by connnecting the PS Vita to a PS3 system and download it from the internet, by connecting ot to a PC or by using the PS Vita card.