1. Install becomeroot
http://eko.one.pl/maemo/dists/mistral/user/binary-armel/becomeroot_0.1-2_armel.deb 

2. Copy Japanese ttf fonts into /usr/share/fonts
   then fc-cache -fv /usr/share/fonts

FM Radio is already the installable application list.

Set up phone connection (Bluetooth)
Create a packet data connection:
   Access point name: 3netaccess
   Dial-up number: *99#
   User name: (blank)
   Password: (blank)