Some users have reported issues with applying texture patches to the PSP ISO, as the file structures differ from the Wii version. 2. How to Play with English (Wii Version - Recommended)

Go to the options menu in-game; it should display an "English" option that you can select. Quick Game Info Release Date: November 29, 2012. Platforms: PlayStation Portable (PSP) and Nintendo Wii.

Enable in Dolphin's Graphics -> Advanced settings.

If you choose to use the Wii version on the Dolphin emulator: from the project repository .

If you want to skip the Japanese mission text and just play with all characters, you can download completed save files from GameFAQs . How to use the Wii Patch (Best Experience)