The search for "better" doesn't end with compression. You can modify your ISO to create the definitive version.
The original game disc for the American version is approximately naruto ultimate ninja 3 ps2 iso highly compressed better
The problem? The original ISO rip weighs in at approximately . For devices like low-end PCs, Android phones running AetherSX2, or handheld emulators like the Retroid Pocket, that file size is cumbersome. Hence, the demand for highly compressed versions. The search for "better" doesn't end with compression