You will need a soft-modded PS2 with FreeMcBoot.
Every character from the Master Mode and Hero Mode is available immediately. naruto shippuden ultimate ninja 4 ps2 save data repack
Simply click the "Import" button in myMC, select your repack file, and it will be added to your virtual card. You will need a soft-modded PS2 with FreeMcBoot
A repack allows you to skip the 15–20 hours of questing and go straight to the high-level competitive play the Ultimate Ninja series is known for. How to Install the Save Data (PCSX2 & Original Hardware) select your repack file