R1 - US
R2 - Europe
R3 - Asia
R4 - Australia
hmmm......it never really occurred to me to check all those region stuff
you got me thinking alright
what I normally do : go to the shop, see a nice title, buy it back home to play....
can't play bring back to shop, exchange for another....
U bought ur PS2 online...already modded unit? can play pasar malam game DVDs?
if it does - then u dun have to worry much, it'll play most games
If it doesn't.......hmmm ......get it modded