This article discusses modding and emulation of a game that is no longer in print. Always dump your own BIOS and ROMs from original hardware you own.
by applying updated textures and data files to the original game ISO. Key Features of the "Impact 2" Mod Naruto Shippuden Ultimate Ninja Impact 2 Ppsspp --
If you have exhausted the mods and still want more, it is time to look at the spiritual successors available on PPSSPP emulation. This article discusses modding and emulation of a
released by Bandai Namco. Any existing version of this title found for PPSSPP is a fan-made modification (mod) of the original 2011 game, Naruto Shippuden: Ultimate Ninja Impact Status of Naruto Ultimate Ninja Impact 2 Official Status Key Features of the "Impact 2" Mod If
Since you are searching for the "PPSSPP" version, you likely want to play this on your Android phone or Windows PC. The PSP native resolution (480x272) looks bad on modern screens, but with the right settings, you can make Ultimate Ninja Impact look like a PS Vita game.