Sumire announced her retirement from the industry on , following the release of her final work under the "No Sumire, No Life" title. For several years, she remained away from the spotlight, leaving a legacy as a short-lived but beloved child idol.

The Legacy of Sumire Kawai: Exploring "No Sumire, No Life" Sumire Kawai (河合堇) is a name that resonates within the Japanese idol and child star community, primarily known for her brief but impactful career in the early 2010s. Her journey is defined by a rapid rise to fame, a period of retirement, and a subsequent return to the stage under a new persona. Career Beginnings and "No Sumire, No Life"

: In January 2018, she expanded her activities by joining Tokyo Flavor, another unit within the same project.