DBSK, also known as TVXQ or Tohoshinki, is a South Korean boy band formed in 2003 by SM Entertainment. The group originally consisted of five members: U-Know Yunho, Max Changmin, Hero Jaejoong, Micky Yoochun, and Xiah Junsu. They gained immense popularity in South Korea and Japan, known for their powerful vocals and impressive choreography. In 2010, DBSK became a duo after three members left the group due to legal disputes with their management. Despite the changes, U-Know Yunho and Max Changmin continued to perform and release music, maintaining a strong fanbase and achieving commercial success in Asia and beyond.