Kaya Matsutani is a Japanese voice actress and stage actress affiliated with the theatre company Gekidan Subaru. She was born on March 20, 1970, in Sapporo, Hokkaido, Japan.

Matsutani has built a extensive career since the mid-1990s, providing voices for a wide range of characters in anime, video games, and foreign language dubs. She is known for her work in long-running series and for portraying characters with a mature, poised presence. Among her most prominent anime roles is Rangiku Matsumoto in the long-running series Bleach, a part she played across the television series, multiple films, and video games. She also played Nao Kadena in Great Teacher Onizuka and provided the voice for Neon in Flame of Recca.

Her filmography also includes the specific roles mentioned in the query. In the Sakura Wars franchise, she voiced Diana Caprice in the original video animation Sakura Taisen: New York NY. and the video game Sakura Taisen V. She is the speaking voice of Orihime Mitsuishi, the headmistress of Starlight Academy, in the Aikatsu! franchise, appearing in the television series, films, and games. She voiced the role of the Grand Cleric in the 2012 animated film Dragon Age: Dawn of the Seeker. Additionally, she is credited with the role of Junko Kanzaki in the 2006 series Sin in the Rain.

Beyond anime, Matsutani is highly active in voice-over work for foreign films and television series. She is well known for providing the Japanese dub voice for actress Kristin Davis, notably as Charlotte York in the Sex and the City franchise. Her career also includes significant work on stage with her theatre company, including a noted performance in which she shaved her head for a lead role. Throughout her career, she has frequently collaborated with other voice actors such as Yuki Matsuoka and Fumiko Orikasa on various projects.