Conversation so far:
How did Super Junior begin?
In 2000, SM Entertainment held their first overseas casting auditions for Super Junior in Beijing 101
How many people auditioned for Super Junior?
More than three thousand Super Junior applicants in just Beijing 101, China
How long did auditions for Super Junior last?
Did Lee Soo-man find all 12 members of Super Junior?
who were the members of Super Junior?
Super Junior originally debuted with twelve members, consisting of leader Leeteuk, Heechul, Hangeng, Yesung, Kangin, Shindong, Sungmin, Eunhyuk, Siwon, Donghae, Ryeowook, and Kibum. Kyuhyun joined the group later in 2006.
What song did Super Junior debut with?
Super Junior officially debuted performing their first single Twins.
How well did Super Junior's debut single Twins (Knock Out) do?

Question: Why were they called Super Junior?
Self-contained rewrite: Why was the band called Super Junior?