Haruno Niiyama was born and raised in Osaka. She started classical ballet at the age of 5 and played a leading role in singing solo songs in a kid’s musicals through an audition. She then became interested in acting. She graduated as a theater major in Osaka. Also, she has been trained in acting at the Actor Clinic which is concluded as the sole agency of Stella Adler Studio in Japan. Moreover, she is trained in acting and dancing, singing, Japanese sword stunt performance, and Iaido. Especially, Her samurai performance has attracted people’s attention, and her Instagram has more than 16,000 followers now. In Japan, she was on a famous Japanese TV show “Ultraman Taiga”, other TV shows too. She was on a Chinese movie, “她杀”(2019) directed by Cao Baoping, and also appeared in commercial videos such as Twitter Japan, Tokyo Disneyland, Seven-Eleven, and so on.