In the auditions, the National Producers voted for the best participants as they compete in concept battles, and the top 11 members, now JO1, aim to become stars in various fields! JO1 holds battles to decide who is the 'star' and after three months, the member who ranks 1st overall will be given the opportunity to do whatever he likes in the programme! JO1 the Star: JO1 x NO1 Battle is a programme where 11 people come together and work hard to improve their skills and aim to become the STARS of the entertainment world and capture the global audience' interest with the support of fans (JAM)!