C-REAL (Korean: 씨리얼; RR: Ssirieol) was a five-member South Korean girl group formed by NAP Entertainment in 2011. They debuted with their song No No No No No on October 12, 2011. Their group name was taken from the first letter of each member's name. They are dubbed as the "5-IU Idols" because they are produced by Choi Kab Won, who also produced IU.