This is because ITZY did not disclose the pronunciation of the group when they released their debut trailer, so some fans took the name "IT" which is "ladder" based on the pronunciation of the group.

Fans who like Korean idol singers must have heard of the name ITZY, because the works released by the girls after their debut have been loved by the public. Fans also gave the ITZY group many nicknames, including "Ladder", "One Hit" and "Audition".

ITZY immediately became the most watched five-generation girl group as soon as it debuted. The debut song reached number one at the same time, setting a record for the shortest time to reach number one on the ground in the history of a kpop girl group, and also updated the record that has never been reached before. A 22-year record that was broken (the previous record was the total number of one-digit debut songs of the four girl group S.E.S. who debuted in 1997).

When it won the 6th number one place, it was the first time for a kpop girl group to have 6 crowns in music programs from three major channels. In the end, *** had a total of 9 singles, 7 of which wrote a new history of K-POP for the dazzling results of ground wave. It only took 57 days for the MV to be released. ITZY became the fastest group in the history of Korean music to have a debut song that exceeded 100 million. Each of the five members of ITZY was extremely popular.