TFN (Korean: 티에프엔), formerly known as T1419 (Korean: 티일사일구), was a South Korean–Japanese boy band formed in 2021 under MLD Entertainment. The group consisted of nine members: Noa, Sian, Kevin, Gunwoo, Leo, On, Zero, Kairi, and Kio. They debuted on January 11, 2021, with the single album Before Sunrise Part. 1.
