For compiling tools or looking at code-level translations, you can browse projects like the BttrDrgn GameCube Translations on GitHub .
Released in 2006 for the Nintendo GameCube and PlayStation 2, is a crossover fighting game featuring characters from three of the biggest anime franchises of all time: D - Dragon Ball Z O - One Piece N - Naruto battle stadium don gamecube english patch link
Disclaimer: The following information is for educational and preservation purposes. You must own a legitimate copy of the original game to apply this patch legally. For compiling tools or looking at code-level translations,
You're looking for a review of Battle Stadium D.O.N. on the GameCube, as well as a link to an English patch. You're looking for a review of Battle Stadium D
It does not translate the Japanese voice acting (which is a good thing—the original voice actors are iconic). It also does not change the intro cinematic.
What I have: