NOM (Korean: 엔오엠; abbreviation of No Other Man) was a South Korean boy band under JM Star Entertainment. They released their first single "누난예뻐", also known as "Pretty Sister", on September 9, 2013 and had their on-stage debut on October 23, 2013 at MBC’s Music Show Champion with five members: A-IN, Yongki, K, Yohan and Hu. On September 4, 2014, it was announced on their official fan cafe that member Hu was officially withdrawing from the group. Their official fandom name is NEYB. The following year Yongki withdrew from the group to focus on solo activities. Jm star announced the addition of two other members at the same time. They were later revealed as Yun and Tyty, the later of which coming from Thailand. 　　In the middle of 2014, NOM's company revealed that Hu will not be joining NOM's activities as well as their Philippine activities. On September 4, 2014, they revealed on their official fan cafe that Hu will be officially leaving the group, citing no reasons to his leave. On September 6, 2014, Hu posted a message on his Facebook account stating that he left the group because of his different music taste and desire to focus on his studies. 　　On September 10, 2014, they revealed on their official fan cafe that they will be going to the Philippines, once again. It will serve as their first performance without Hu. On September 11, 2014, they revealed their official schedule in Philippines which showed that they were once again visiting provinces in the Philippines such as Iloilo, Cebu, Laguna, Davao, and Bacolod. They performed their songs "Pretty Sister" and "You it's You", as well as sang to Justin Bieber's "Baby".