Now Their is a new way to Convert J to U/E/K without semi brick!!!!!
you need to read the above steps first (Previous Post)
Step1 Change in Any Region Changer Everything Japan/J to U/K/E. Except DVD REgion(2nd option).(If you made it other than J only Backup games work.) (You should change this if you get PAL/USA/K Games so change it to the disc youre playing/or use NeoGamma Channel.
Step2 Upgrade to the version you chose:
"Note:You need to download it with NUSD(NUS Downloader)"
Tested on J wii baught in 2006 and worked,2007,2008,all showed Great results.