SoftDev have released a new beta of a PCEngine emulator for the Gamecube which is a port of Hugo:

heres some info:

This is a pre-release of my current project, porting Hu-Go! to the GC.
If you're unfamiliar with Hu-Go!, go and enlighten

What is supported on GC
PCE/TG16 ROM files upto 1Mb

What is NOT supported on GC

As this is simply a test of the core engine, saving is unsupported but
will be in the final 2.12 release.

Download Here -->