Kurumi Kikuchi was born and raised in Sakata City, Yamagata Prefecture. Her older sister "Ayu" and younger sister "Ku-chan" were close like best friends.
In March 2011, when Kurumimi was 10 and Ayumu was 10, the sisters were forced to break up abruptly. Kikuchi: "My sister took 12 years to fulfill her "dream" ~ Pushed by my sister... May 5 at 29:18 "I will never let go of my baby"