1, IU fan name: u aina. Its Korean fan name is U-ana(Uaena), where U stands for you in English, ae means love in Korean characters, and na is also me in Korea.

2. The stage name of IU is IU, where "I" refers to oneself and "U" refers to the audience, which means that I hope to be with the audience forever, and I also hope that my singing can make the audience sing along.

3. The name of 3.IU was mistranslated as "Li Zhien". In the episode 1 1 of Korean SBS program "It's Good Sunday-Heroes" broadcast on September 26th, 20th/kloc-0, she changed her name by filling "IU" instead of "Li Zhien" in the Chinese character column of her resume.