The patch for Sangokushi VIII PSP is not dead. A small group of translators on Discord (search for "Sangokushi Translation Project") is slowly chipping away at the remaining 70% of the script. They need:
(Romance of the Three Kingdoms 8). While various "in-progress" projects have been announced over the years on platforms like Reddit and Steam, none have reached a fully playable public release for the PSP. Current Status of Translations sangokushi viii psp english patch free