Question: JJ Project (Korean: 제이제이 프로젝트 ) is a South Korean pop duo, consisting of JB and Jinyoung, They debuted as a part of which is a South Korean boy group formed by JYP Entertainment, in January 2014?
Sentence (from "History (band)"): They debuted on April 26, 2013 with "Dreamer", featuring the narration of their labelmate IU.
Relevant evidence: No