dbz burst limit japanese version xbox 360

i already bought the dbz burst limit

i thought it was a english version

but when i play it,it was japanese version..

and i cnnt understand a thing..just click ..i already finish the z chronicle

but is there anyway to change the language to english??

sorry for the bad english

can u help me?

because..if it set on japanese..

i don't how to change because the language is japanese..

i don't which mode