Here's the Software for the NSCN-W59C car radio. This radio came in the JDM Toyota Passo, Toyota Vitz, etc. The radio looks like this:

This software is usefull whe you have the "Please insert correct SD card" on the screen.

What You need:
-4GB empty SD Card
-Software
Instructions:
-Download the software from >>>HERE<<<.
-Extract the software.
-Copy the folder named PRIVATE in the root of the SD card.
-Insert the SD card in the radio here:

Turn on the radio and Enjoy :)
Note 1: Copy the folder named PRIVATE as is. If you copy the files out of the folder or change the name it won't work.
Note 2: The Software language is japanese. I didn't find it in another language. But there's some options in english and you can use it (fm, am, aux, cd, etc).
If you like make a donation clicking the donate button in this page.
Thanks :)