|Stage Name||Birth Name||Position||Birthday||Age||Height||Star Sign||C Y||BT|
|Sungah 성아||Son Sungah||Rapper||29||172 cm or 5'7½"||Cancer||Snake||O|
|Kyungri 경리||Park Kyungri||Vocal||28||170 cm or 5'7"||Cancer||Horse||O|
|Hyemi 혜미||Pyo Hyemi||Leader, Vocal||27||171 cm or 5'7½"||Aries||Ram||B|
|Sojin 소진||Jo Sojin||Dancer||27||170 cm or 5'7"||Libra||Ram||AB|
|Keumjo 금조||Lee Keumjo||Vocal, Maknae||25||167 cm or 5'5½"||Sagittarius||Monkey||AB|
Nine Muses 나인뮤지스 is a girl group formed by Star Empire Entertainment in 2010 with an admissions and graduation concept. The group derives its name from the nine Muses of Greek Mythology. The group currently consists of five members: Sungah, Kyungri, Hyemi, Sojin, and Keumjo.
The formation of Nine Muses was announced on March 26, 2010. Their first single album Let's Have a Party on August 12, 2010. The lead single "No Playboy" was produced by composers Rainstone and Park Jinyoung. In October, Jaekyung withdrew from the group to focus on her modeling career and was replaced by Hyuna. To advance into the Japanese market, on December 26, 2010, alongside V.O.S. and ZE:A, Nine Muses performed six songs at Seoul Train, an event in which K-pop artists and groups perform for their Japanese fans.
In January 2011, it was announced that members Bini and Rana would leave the group to pursue other areas, and that they wouldn't be replaced. Three months later, Euaerin joined the group. Nine Muses returned as 7 members with their digital single "Figaro" and its music video on August 18, 2011. When the "Figaro" promotion period started, Star Empire announced that the group name would be changed to Sweet Candy, as it would confuse people if Nine Muses was a group with only 7 members. Months later, Star Empire confirmed that the group name would remain Nine Muses since in the future Star Empire would add two new members to become 9 again.
Nine Muses introduced a new member, Kyungri, during the group's performance in Abu Dhabi, UAE. Nine Muses released the music video for their digital single "News" on January 10; the single was officially released on January 11, 2012. The song was produced by Sweetune, who was also behind their "Figaro" single.
On March 8, Nine Muses released their first extended play Sweet Rendezvous with the lead single "Ticket." On May 25, they released two music videos for their new military campaign song "My Youth's Allegiance." On December 12, Star Empire introduced new member Sungah.
Nine Muses released the digital single "Dolls" in January 2013. It debuted at number 35 on the Gaon Top 100 Chart. On May 9, 2013, Nine Muses' second mini album Wild was released. The title track debuted on the Gaon chart at number 32, while the physical mini album of the same name debuted on May 16, 2013, at number 4.
On October 13, 2013, Nine Muses released their first studio album Prima Donna with lead single "Gun." Nine Muses released the digital single "Glue" and its music video on December 4.
On January 29, 2014, Star Empire announcer that Lee Sem and Eunji had graduated from the group, but Star Empire still managed their careers. On June 23, 2014, Star Empire announced that Sera's exclusive contract had expired and that she had decided to graduate from the group. It was confirmed that a new member would be added with Nine Muses' August comeback.
On September 3, Kyungri joined ZE:A's Kevin and Star Empire trainee Sojin for Star Empire's project unit named Nasty Nasty.
On January 8, 2015, Star Empire announced the group's third mini album Drama would be released on January 23. Star Empire later added two new members: Jo Sojin, who debuted with Nasty Nasty, and Lee Keumjo. Nine Muses held their Drama showcase on January 21, 2015, with a new eight-member line-up and performed their title track for the first time. The showcase was broadcast live on YouTube.
In July 2015, Nine Muses released their fourth mini album S/S Edition with the main track "Hurt Locker," followed by their fifth mini album "Lost," released on November 24.
In December 2015, Star Empire announced that Nine Muses would hold their very own solo concert for the first time in February. The concert took place at Wapop Hall in Seoul Children's Grand Park on February 19. They held two fan meets in China and planned to have a comeback in May.
On June 7, 2016, Star Empire announced that Minha and Euaerin’s exclusive contracts had expired and they'd decided to graduate from the group. It was also revealed that Nine Muses were currently preparing for a summer comeback with a four-member sub-unit called Nine Muses A, short for Nine Muses Amuse, with members Kyungri, Hyemi, Sojin, and Keumjo.
On October 4th, Star Empire announced that Hyuna's exclusive contract had ended and she'd decided to graduate from the group. They also revealed that the group would continue on with the remaining five members.