For the PSP (specifically for the PPSSPP emulator), there have been attempts to create English texture replacements for menus and names. Some of these projects have faced setbacks due to data loss or development stalls.
The dedicated fan translation community has made the game much more accessible. Most high-quality English patches include: Main Menus: Easily jump into Arcade, Versus, or Heroes Mode. Mission Objectives: kamen rider super climax heroes psp iso english patch