Kirari Yamaguchi trained in ballet at Grand Waltz company in Japan starting from when she was three years old. After 6 years, she participated in the rhythmic gymnastic team and ended up the first place in Kanagawa at the All Japan 2010 RG Tryout. After six years as a sports competitor, she became a member of the musical theater called Youth Theater Japan. At this company, she performed " The Tale of The Two Cities" at New National Theater Tokyo as a dancer. She kept pursuing her dance career after high school graduation and performed the halftime show at the Japan women's national soccer game and more events. When she was a junior year in Yokohama City University, she had an opportunity to take part in an exchange program at Sonoma State University for an academic year and majored in Dance there. Currently she lives in Los Angeles and dances with Keshet Chaim Dance Ensemble.