Gugudan (구구단) was a South Korean girl group that consisted of 8 members: Hana, Mimi, Haebin, Nayoung, Sejeong, Sally, Soyee and Mina. The group debuted on June 28, 2016, under Jellyfish Entertainment. Jellyfish Entertainment released an announcement stating that the group officially disbanded on December 31, 2020 after 2 years on hiatus.