thank you moderator.
i understand this measures, in some forums there are many bots spamming which is really annoying
i am just joking though i...
sometimes it won't work due to su binary incompatible after ota update
you may have to download super user from market and update it before ota
your phone should be from docomo japan
which get sim locks
so its why they are so cheap
range from hkd 2800 - 3300
(i also live in hk