The cases, the first featuring Hatsune Miku GT Project character Racing Miku, were designed by illustrator saitom and character designer Mari Shimazaki.
Two iPhone cases, compatible with both the iPhone 4 and 5, are being released. One features the redesigned 2013 version of Racing Miku, while the other has an illustration of Racing Miku based on race track Sepang International Circuit. In addition, a case printed with the Good Smile Racing logo will be available for the latest Android devices.
The Android case (3,500 yen) is available from Phocase’s online store, while the iPhone cases (2,980 yen each) are available through the Good Smile online shop and Nico Douga web store Nico Nico Chokuhan. The Racing Miku 2013 case will be available until December 31st, and the Racing Miku Sepang case will be on sale until August 17th.