Karen Takizawa is a Japanese model, television personality, and actress who has expanded her career into anime voice acting. She was born in Tokyo, Japan, on May 13, 1992. Takizawa began her career in the entertainment industry as a model, winning the Miss Seventeen grand prix in 2008 before becoming an exclusive model for the fashion magazine JJ. Her background is primarily in live-action acting and hosting, with early roles including appearances in the television series Kamen Rider Fourze and the film Maria-sama ga Miteru.

Takizawa transitioned into voice acting with supporting roles in major anime film productions. In the 2022 anime film Lonely Castle in the Mirror, based on the novel by Mizuki Tsujimura, she voiced the character of the school nurse at the junior high school attended by the protagonist Kokoro. Her performance in this role places her alongside a cast that includes Ami Toma and Mana Ashida. The following year, she appeared in the 2023 anime film Totto-Chan: The Little Girl at the Window, an adaptation of Tetsuko Kuroyanagi's autobiographical memoir. In this film, Takizawa voiced Miss Ōishi, who serves as the homeroom teacher to the young protagonist Totto-chan. In the same year, she also contributed to Hayao Miyazaki's Academy Award-winning film The Boy and the Heron, providing the voice for one of the Warawara, which are the adorable spirit creatures that appear in the film. Her work in these three high-profile anime films within a short span marks her most significant contributions to voice acting to date.

Beyond her voice work, Takizawa maintains a career as a mainstream media personality, appearing in live-action television dramas such as G-Senjou no Anata to Watashi and Mirai e no 10 Count, as well as numerous variety and talk shows. Her achievements in voice acting include being cast in productions from prestigious studios, most notably Studio Ghibli's The Boy and the Heron. While she has not yet established recurring collaborations with specific directors or animation studios, her selection for roles in high-profile projects represents a notable expansion of her career into the anime industry.