On July 2017, Yu Ri joined the survival reality television show, Idol School. She was eliminated in episode #11 with her final rank being 15th place.
2018: Produce 48 and IZ*ONE
Almost a year later, on May 11, 2018, she was revealed to be a contestant on Produce 48 as a trainee representing Stone Music Entertainment. On August 30, she finished the competition in 3rd place, thus becoming a member of IZ*ONE. The group officially debuted on October 29, 2018 with the mini album Color*IZ and its title track, "La Vie En Rose".