Lights on! Hi, we are ONF! ONF (온앤오프) is a six-member boy group under WM Entertainment. Originally with seven members, they debuted on August 2, 2017 with their first mini album On/Off.
ONF has 2 leaders and is divided into 2 sub-units: ON Team and OFF Team. They made their official debut on August 23, 2017 with their self-titled album.