Aqours CLUB CD SET" released again this year! Aqours 6th Anniversary "We Are Challengers Project" theme song is included! HOLOGRAM EDITION includes CD: We Are Challengers Project theme song, instrumental, and a solo ver. by member, special memorial CD (2 CDs), Special memorial DVD (2 discs), bonus BD (Aqours cast members' live action pictures are included for the first time) DVD (2 discs), special memorial book, Aqours CLUB HOLOGRAM membership card, serial code for joining 'Aqours CLUB 2021' and newly illustrated cover artowork. Comes in deluxe packaging .