Natsune Inui is a Japanese voice actress affiliated with the talent agency Arts Vision. She is from Kyoto City, Kyoto Prefecture, and her birthday is August 10. She is a graduate of the Japan Narration Acting Institute. Inui is known for being able to speak with both the Kansai and Kyoto dialects.

Inui began building her resume with minor anime roles, making one of her first notable television anime appearances in the 2022 reboot of Urusei Yatsura as a high school girl. She subsequently voiced characters in episodes of long-running series like Detective Conan and The Unwanted Undead Adventurer, as well as shows such as Blue Archive The Animation, The Dangers in My Heart, A Condition Called Love, and Beheneko: The Elf-Girl's Cat Is Secretly an S-Ranked Monster!.

In 2025, Inui landed a main role as Tsutsuji Higa in the original anime series Food for the Soul, also known as Hibi wa Sugiredo Meshi Umashi, produced by studio P.A. Works. The series features an original story and character designs by Atto, the creator of Non Non Biyori.

Beyond anime, her voice work extends to video games. She has prominent roles as Koyuki Kurosaki in Blue Archive -Blue Archive-, as Fuzuki (Kaguya-hime) in DISLYTE -Shinjidai Neon City-, and as Sally Darkmary in Kanpani☆Girls RE:BLOOM. She has also worked in dubbing for foreign media, providing the Japanese voice for the character Emmy in the series High School Musical: The Musical: The Series.

Inui has been involved in digital media as well, co-hosting the internet radio show Kasuga Sakura and Natsune Inui's Let's Make Sakura Bloom in Summer starting in 2024. She also participated in a commemorative song for the fourth anniversary of the game Blue Archive, which was released in December 2024.