[1] In early July of the same year, the label began providing teasers of the members on their upcoming debut.

[3] AOA Black made their first comeback appearance on the October 10, 2014 broadcast of KM's Music Triangle and performed the band version of "Get Out" for the first time.

[4] On October 15, 2016, it was announced that Youkyung had left the agency and group following the end of her contract, but would be a guest member in any future AOA Black activities.

[7] FNC Entertainment initially denied the statement,[8] but on June 30, they confirmed Choa left the group.

[9] On May 13, 2019, it was announced that Mina would be leaving AOA after deciding not to renew her contract with FNC Entertainment in order pursue an acting career.