▁have ▁prevent ed ▁its ▁use ▁outside ▁its ▁region ▁in ▁an ▁effort ▁to ▁cur b ▁parallel ▁importing . ▁However , ▁Microsoft ▁later ▁revers ed ▁the ▁policy ▁and ▁the ▁final ▁ret ail ▁version ▁of ▁the ▁console ▁was ▁not ▁region - locked . ▁It ▁was ▁reported , ▁though , ▁that ▁the ▁console ▁would ▁be ▁region - locked ▁in ▁China . ▁However , ▁this ▁decision ▁has ▁since ▁been ▁revert ed ▁as ▁of ▁April ▁ 2 0 1 5 . ▁ ▁Other ▁The ▁Phili ps ▁CD - i ▁and ▁the ▁ 3 DO ▁Inter active ▁Multi player ▁are ▁region - free . ▁Japanese ▁ 3 DO ▁units , ▁however , ▁have ▁a ▁kan ji ▁font ▁in ▁R OM , ▁which ▁is ▁required ▁by ▁a ▁few ▁games . ▁When ▁such ▁games ▁can ' t ▁find ▁the ▁font , ▁they ▁can ▁get ▁locked ▁or ▁rendered ▁un play able . ▁ ▁The ▁Ne o ▁Ge o ▁P ocket ▁line ▁is ▁also ▁region - free . ▁ ▁Among st ▁PC ▁games , ▁regional ▁lock out ▁is ▁more ▁difficult ▁to ▁en force ▁because ▁both ▁the ▁game ▁application ▁and ▁the ▁operating ▁system ▁can ▁be ▁easily ▁modified . ▁Sub scription - based ▁online ▁games ▁often ▁en force ▁a ▁regional ▁lock ▁by ▁blocking ▁IP ▁addresses ▁( which ▁can ▁often ▁be ▁circum vent ed ▁through ▁an ▁open ▁proxy ) ▁or ▁by ▁requiring ▁the ▁user ▁to ▁enter ▁a ▁national ▁ID ▁number ▁( which ▁may ▁be ▁impossible ▁to ▁verify ). ▁A ▁number ▁of ▁other ▁games ▁using ▁regional ▁lock out ▁are ▁rare ▁but ▁do ▁exist . ▁One ▁of ▁the ▁examples