Queendom is a realm ruled by a queen regnant. On March 26, 1995, Yamada regained her All Pacific Championship at AJW Wrestling Queendom Victory. They encounter wingless monkeys who take the group to the Queendom of the Wingless Ones. She was a just and noble ruler of her Queendom. "Lion" gained popularity and went viral after "Queendom"'s final episode aired. Park competed in Mnet's reality television competition "Queendom", which initially aired on August 29, 2019. The song is the fifth song from the extended play "Queendom Final Comeback". In October 2019, (G)I-dle took part in Queendom by Mnet. The Queendom of Sol is a science fiction book series by Wil McCarthy. In August 2019, the group joined the cast of a television program "Queendom". On October 25, (G)I-dle released "Lion" as part of "Queendom Final Comeback" EP. "Queendom III" show, on March 26, 1995. The song was covered by Lovelyz during Mnet's television program "Queendom". In 2019, (G)I-dle gained more recognition in the general public after appearing on "Queendom". In August 2019, it was confirmed that the group would be participating in "Queendom".