BDZ (ビーディーゼット) is the first Japanese full-length album by TWICE. It was released on September 12, 2018 with "BDZ" serving as the album's title track.
The song "BDZ" and its music video were released on August 17, 2018.
The physical release comes in four versions: a regular CD edition, two limited CD+DVD editions (types A and B) and a limited fanclub CD edition. Each edition comes with one randomly selected trading cards among ten different.
A repackaged version of the album, titled BDZ -Repackage-, was released on December 26, 2018.