While Sony seemed more than willing to show off its new PSP Go Converter and even more willing to gloat about its one millionth PS3 Slim sale, this little tidbit was pushed away in some neglected corner of the Tokyo Game Show. Thankfully for you, we're dedicated to leaving no stone unturned, and now we've discovered that the outfit is fixing to cut 15 percent from the PSP-3000's price tag but only in Japan. Starting on October 1st, the UMD-friendly handheld will be offered in The Land of the Ris