"Not only is Fifa much better organised than before, but also now our security specialists will be at all the 64 matches with guidelines and instructions to the teams and to the spectators," he said.
"Security will be much different to past World Cups because of 11 September. There will be a friendly atmosphere but perhaps not quite the same as France '98."
Fifa has declared that it is completely satisfied with the security for the World Cup and has promised a peaceful tournament.
The world governing body completed a four-day inspection of five Japanese venues in early May.
But British National Criminal Intelligence Service (NCIS) spokesman Mark Steels said, "It is naive to say there won't be any problems".