Likely a specific product code or catalog number for a DVD or Blu-ray release. In the Japanese idol industry, these codes (like DMC, MIST, or EBID) are essential for tracking specific photobooks or videos.
: Like the protagonist Deku, Aoyama was born quirkless. His parents, desperate for him to fit in and be happy, made a deal with All For One to give him a Quirk (Navel Laser). Conflict & Redemption