Unfortunately, there is no working Decaf or Cemu port for Android as of 2026. Wii U emulation requires significant power and x86 optimizations. Your best bet is streaming from a PC or using a cloud gaming service.
The search for a is currently a wild goose chase. While the Decaf project is a brilliant piece of open-source engineering for desktops, it has not been ported to Android in any official, playable capacity. decaf emulator android
Are you more interested in or developing for it ? Unfortunately, there is no working Decaf or Cemu
DECAF (short for Dynamic Executable Code Analysis ... - GitHub decaf emulator android