To avoid lag or graphical "black screen" issues common with heavy mods:
PPSSPP is a free and open-source emulator that enables users to play PSP games on their Android devices. It is a highly compatible emulator that supports a wide range of PSP games, and its performance is comparable to the original PSP hardware. Dragon Ball Z Kakarot For Android PPSSPP ISO Download
Assuming you own the game or have permission to play, you can search for the Dragon Ball Z Kakarot ISO file online. There are several websites that offer ISO files for various games, but be cautious when downloading from untrusted sources, as they may contain malware or viruses. To avoid lag or graphical "black screen" issues
However, if you're looking for a similar Dragon Ball Z game that you can play on PPSSPP, there are other titles available, such as Dragon Ball Z: Shin Budokai or Dragon Ball Z: The Legacy of Goku series, which are compatible with the emulator. There are several websites that offer ISO files