Jun Karasawa is a Japanese actress and voice actress born on December 10, 1960, in Nagano Prefecture, Japan. She began her career in the performing arts after graduating from Tokyo Women's University, joining the En Theater Group's research center in 1982 and becoming a full member of the renowned theatrical company in 1985. This foundation in stage performance has been a consistent thread throughout her professional life.

In the realm of anime, Karasawa is recognized for her distinctive alto vocal range, which allows her to portray a wide variety of characters, from strong heroines to mysterious women and charismatic mentors. One of her notable roles from the early 2000s is providing the Japanese voice for the character Huang Rong in the anime series Legend of the Condor Hero. Her filmography includes a range of other significant anime titles. She voiced Eda in the series Black Lagoon and its subsequent installments. She also played Kanon in Wild Arms, the mother of Shiemi in Blue Exorcist, and Old Ogami in Jujutsu Kaisen. Other credits include roles in Monster, xxxHOLiC, and the film Naruto the Movie: Legend of the Snow Princess, where she voiced the character Fubuki Kakuyoku.

Beyond anime, Jun Karasawa has built an extensive career in voice-over dubbing for foreign films and television series, lending her voice to numerous international actors for Japanese-language releases. Among the actresses she regularly dubs are Glenn Close, Annette Bening, Uma Thurman, Jamie Lee Curtis, and Michelle Yeoh, in major film franchises such as The Matrix, Kill Bill, and Men in Black. Her work also extends to narration for documentaries.

As a long-standing member of the En Theater Group, her career has balanced stage acting with voice work for over three decades, demonstrating a sustained commitment to her craft. Her collaborations with other voice actors, such as柿原彻也, 成田剑, and 大塚芳忠, across various projects, highlight her integration within the voice acting community.