The SAG member was known for roles in “Karate Kid IV” with Hillary Swank, Ron Howard’s film “Gung Ho” and the spinoff sitcom, and the TV movie “Hiroshima: Out of the Ashes” with Max Von Sydow.
Kageyama was an important activist for the Asian American community. He was a regular emcee in downtown Los Angeles’ Little Tokyo, and was praised for using his voice to advocate for Asian American representation in the entertainment industry. A member of several social activist groups and community organizations, Kageyama was associated with The Asian American Pacific Artists Association, The Coalition of Asian Pacifics in Entertainment (Cape), East West Players, The Japanese American National Museum, and Nisei Week Japanese Festival.
Before he moved to Los Angeles in 1979, Kageyama began his acting career in San Francisco