1.Download the homebrew channel get the right one for your wii. eg mine is pal for my wii
2. install the homebrew channel i could burn mine to disc because my wii was running firmware 3.2e
3. Download Gecko 1.7b {Google it }
4. Get your sd card and make a folder on your sd card called apps inside that put the GeckoOS107b folder.
5. Put the sd card in your wii go to the homebrew channel run it and you should see the Gecko program
run it and go to config menu and change the boot language to japanese put you game in your wii then click on launch game.
Hope this help