jdm japan domestic market, meaning it sell in japan only. made in japan doesnt mean it cant sell in outside japan...thats why fd2r, bnr32,33,34,ek9,evo 123456tme are jdm, because outside japan no sell (exception for some country like malaysia do sell fd2r officially). but now JDM is being used as a term for japan car culture. by the way is pronounced as Jay Dee M not some english failed as Gou Dee M apuh jialat i listen to that.