If you are using homebrew or an emulator like and encounter issues (such as the "Part of the DLC cannot be used" error), the community often uses specific .pkg files to manually unlock content.
To download and install the BLES01702 DLC pkg, follow these steps: tekken tag tournament 2 bles01702 dlc pkg exclusive
PS3 (CFW/HEN / Rebug / Evilnat) Title ID: BLES01702 (EU/PAL Version) If you are using homebrew or an emulator
: World Arena and Online Pass features (note: online functionality may vary on legacy systems). Installation Highlights tekken tag tournament 2 bles01702 dlc pkg exclusive
If DLC characters do not appear, it is often necessary to delete the existing save data and game utility data from the XMB to restart the process cleanly.