. This game uses a "Save Count" system; if the count on the memory card doesn't match the internal count in your current Save State, the game may refuse to overwrite or load the data.
Most PS1 emulators (like DuckStation or ePSXe) use .mcr. Storage: A single MCR file contains 15 "slots" or blocks. yu gi oh forbidden memories save file mcr
Several reputable community hubs host 100% complete save files: GameFAQs Save Archive yu gi oh forbidden memories save file mcr