Doubtless, you will remember that when we chatted about CycloWiz and Wiinja they both failed with the region code part of the Wii. Now we have a third offering, named WiiKey, that is on it's way, and it brags about being capable of handling different NTSC region discs.

Specifications:

Fully upgradable via DVD/disc (future proof, expect cool features to come)
Direct boot of Wii backups (like originals)
Direct boot of GC backups (like originals)
Boots different region GC games/backups
Boots different NTSC region Wii games/backups
Supports multi-disc games
Supports DVD-R and DVD+R
Built-in audio fix (for games using streaming, no patch required)
Stealth mode
4 wires & quick solder interface
Compact design, best quality components, rock solid high speed controller
Professional ESD packing

Source: WiiKey