“SM” founder Lee Soo Man, the Japanese model mentioned in the autobiography is Hot Topic in Korea.

● There is no problem even if the members of the Japanese group "Morning Musume." are replaced.

● Make 10 or more members active in each unit.

●We created SuperJunior, which works under all weather conditions and has the same name even if the members change every year.

* After that, SuperJunior's rotation system failed due to fan resistance.

* * It seems that you wanted to realize this rotation system again with NCT, but the fans again resisted. .. ..