I was trying to extract Blood Will Tell Osamu Tezuka's Dororo on ps2 but it seems the files use a archive for the assets? here is some samples

object_cpaa1b.zip

It looks like these files are "packed" with their own structure (they're not archives in the true sense), and the game reads them through dynamic pointer patching. For example, as is typical in such files, the textures are located in the "footer," as you can clearly see in one of the files:

2 hours ago, hitropl said:

It looks like these files are "packed" with their own structure (they're not archives in the true sense), and the game reads them through dynamic pointer patching. For example, as is typical in such files, the textures are located in the "footer," as you can clearly see in one of the files:

Oh odd... thank you for answering