The "R9" designation refers to Beta 9, which was the final major refinement of the software. It is designed to boot games from: For digital backups. SD Cards: For smaller titles and homebrew.
Play games from any region (NTSC, PAL, or JAP) regardless of your console’s origin. Wii Neogamma R9 Wad
You will need a tool like YAWMM (Yet Another WAD Manager Mod) or Wii Mod Lite to "inject" the WAD file into your system memory. How to Install NeoGamma R9 WAD The "R9" designation refers to Beta 9, which