Doki is an addon(append) disc. It cannot be booted directly by swap magic. The only way you'll get it to work is with a JPS2 and the original game it's appended to, or to have a modchip that allows ...
Hi everyone. I ran across this thread after I just bought TnT2 (Doki). I can't get it to work either. The other versions I have work fine. I'm using a PS2 v4 with fliptop and SwapMagic 3.0.