If you see people playing Storm 4 with high-resolution textures, they are playing the native PC version, not a PS3 PKG.
Despite this official limitation, searches for remain incredibly popular among retro gaming circles and the PlayStation 3 homebrew community. What players are discovering online is not a long-lost official port, but a testament to the creativity of the modding community: highly sophisticated total conversion modpacks built on older PS3 engines. What Actually is the "Naruto Storm 4 PS3 PKG"?