Natsumi began her ballet training at the Tobisawa Ballet School in Tokyo. In 2017 she moved to Victoria, Canada. There she furthered her training at the Victoria Academy of Ballet in their Professional Training Program. Upon graduation, Tsuruta was accepted into their two-year Post-Secondary Bridge Program under the direction of Bleiddyn Bellis, KerryLynn Turner and Andrew Pronger.

Natsumi aattended the semifinals of the Youth American Grand Prix in Seattle, Washington in 2019 and 2018. There she placed second in the pas de duex category and in the top 12 for her classical solo. She was chosen to participate in the finals of the Youth America Grand Prix in New York. She won first place at the Cecchetti Classical Ballet Awards in 2018, as well as first place at the Provincial Performing Arts Festival BC, 2018.

Natsumi performed in Alberta Ballet's "The Nutcracker" (2017) and was accepted to study at several UK summer schools such as; Yorkshire Ballet (under Marguerite Porter MBE, governor of Royal Ballet Company, Birmingham Royal Ballet and Royal Ballet School) and Elmhurst School for Dance.

Since joining Ballet de Barcelona in 2021, he has danced Nutcracker (Chase Johnsey) as Snow, China, Merliton and Flowers. Swan Lake (Anna Ishii) as corps de ballet and 4 little swans, Tongues (David Rodriguez, Luke Prunty), Together (Antonio Carmena and Marcus Salazar).