Kokona Natsume is a Japanese female voice actor affiliated with the agency Music Rain. She was born on September 6, 2003, in Saitama Prefecture, Japan. Her path to a voice acting career began in 2017 when she successfully passed an audition conducted by Music Ray'n, after which she underwent a training course until 2019.

Natsume's first leading role, which also marked her debut in voice acting, came in 2021 with the multimedia project Idoly Pride. In this franchise, she provides the voice for the character Nagisa Ibuki, a kind and devoted idol who is a member of the group Tsuki no Tempest within the Hoshimi Production agency. Her role as Nagisa Ibuki also involves activities as a virtual idol, connecting her voice work to live performances and music associated with the project.

Beyond her work in animation, Natsume has participated in other media projects. Her activities include narration work, such as for a project PV related to the Naoki Award Writer and YOASOBI collaboration, as well as serving as a reader for e-book labels. She has also been involved in radio and broadcast programs, including those featuring the third-generation talent from Music Rain. Her personal interests and hobbies include making sweets and whistling.