For the , never go below Level 7 compression. Some so-called "highly compressed" versions (under 200MB) will remove anime cutscenes or downscale voice lines to 8-bit quality. Always check the file details before downloading.
: Download the PPSSPP Emulator for Android, PC, or iOS.
: Standard ISO files are roughly 1.1GB , while "highly compressed" CSO versions range from 470MB to as low as 100MB .
Naruto Shippuden: Ultimate Ninja Heroes 3 PSP Highly Compressed Full Guide
A Rogue Ninja’s Best Friend: Reviewing Naruto Shippuden Ultimate Ninja Heroes 3 (Highly Compressed PSP)