Regarding the DLC (Downloadable Content) you're interested in, and #39 , I couldn't find specific information on these exact DLCs. However, I can guide you on how to find and download DLCs for God Eater: Burst:
Integrated Kurogane God Arc sets and Rank ☆ equipment upgrades. God Eater Wiki god eater burst dlc 161 39link39 download english link
Inside the GAME folder, look for or create a folder named exactly after your game ID (e.g., ULUS10563 for the US version). god eater burst dlc 161 39link39 download english link
Here is why: