It worked for me with a clean ROM (untrimmed/unpatched) with M3/TouchPod (last version 4.7X) and using the hacked savegame (used for the USA version originally).
More info on this post :
http://gbatemp.net/index.php?showtopic=194...p;#entry2456078
More info on this post :
http://gbatemp.net/index.php?showtopic=194...p;#entry2456078