↑ SM TOWN: SM new girl group 'aespa' debut in November!.On July 26, 2023, 'Black Mamba' received a gold certification by the Recording Industry Association of Japan after surpassing 50 million streams in Japan. On Januthe group won their first music show win with 'Black Mamba' on SBS's Inkigayo. The group performed the song at several music shows such as Music Bank and Inkigayo, as well as traditional holiday festivals such as SBS's Gayo and MBC's Gayo Daejejeon. The lyrics are about a being called “Black Mamba” that not only interferes with the members' and avatar's connection but also threatens their world. 'Black Mamba' was described as powerful dance track with a signature synth sound and bass that is paired with an addictive hook. On November 2, 2020, it was announced the group would debut on November 17 with the digital single ' Black Mamba', Composition Later that day, it was announced that SM would be debuting a new girl group in November.
On October 26, 2020, an intro video was released on aespa's social media announcing their name and logo.