Mihoko Inagaki was a Japanese actress and voice actor born on February 20, 1938, in Tokyo, and passed away on August 6, 2024. She began her career after being scouted in 1956 while a student at Japan Women's University, making her film debut in Nikkatsu's "Hanano Unkou". In 1961, she moved to the Haiyuzu Theater Company to pursue acting more seriously. She was also known by the names Mihoko Tanno and Mihoko Inagaki.

Inagaki's work as a voice actor included narration for anime television series. She provided the narration for the 1979 anime adaptations of "Kinpatsu no Jenī" (Blondie Jenny) and "Paris no Isabelle". Her career was primarily focused on acting in film, television drama, and theater. She appeared in numerous television dramas from the 1960s through the 1990s, including long-running series such as Mito Kōmon and the 1991 NHK drama Kimi no na wa. Her film career was active from the late 1950s, with roles in movies like Aru Koi no Monogatari and A Turning to Hell.

Beyond performance, Inagaki made significant contributions to theater and youth development. In 1977, she founded the theater group Mezamashi Dokei to produce original Japanese musicals. In 1986, she established an organization focused on nurturing young people through stage performances, which became a recognized nonprofit organization in 2001. Following the death of her husband, director Yuji Tano, she assumed leadership of the company DAX International in 2001.