The "work" in your search query implies a functional, usable product. While not perfect (no fan translation ever is), the v3.0 patch transforms an impenetrable Japanese-exclusive fighting game into one of the most accessible and enjoyable Kamen Rider games ever made.
Many free file hosts corrupt small files. Fix: Check the file size. The XDelta should be roughly 8MB. If it's 0KB or 10MB, it's wrong. Re-download from a trusted fan forum (like GBAtemp or CDRomance). kamen rider super climax heroes psp iso english patch work