So I think i was discussing this topic with ultraaviolet and I said Twice are probably the only GG to have renewed with all of its members and not lose any members in the process...so I did some digging and it turns out that apparently that's true...
Only 5 Groups In K-Pop History Have Renewed Their Contracts Without Losing Any Members And Still Have Their Original Lineup
In the K-Pop business, it’s pretty commonplace for a gaggle to create a contract with their firm that has the members decide to a 7-year-long profession with
gossipchimp.com
According to the article from July 2021 the only groups to have renewed are
the article could be wrong and there might have been more groups from last year til now