The original Hinokami Chronicles game received several "Character Packs" that expanded the roster for Versus Mode. The "3 New DLC" mentioned in your query likely refers to a bundle containing:
: Some online features require legitimate licenses and the latest game version. Sequel Information DEMSLAY-KNY-THC-NSwTcH-NSP- [3NewDLCPack] -Zipe...
: Prevents the risk of malware or corrupted files associated with unofficial "Zipe" (compressed) archives. DEMSLAY-KNY-THC-NSwTcH-NSP- [3NewDLCPack] -Zipe...