Born in San Diego, California, Yoshioka has started her career as an actress in the late 1960s. Following her appearance on Star Trek, she also worked on episodes of Mannix (1970, with John Wheeler), Laugh-In (1972, with Frank Welker), Anna and the King (1972, with Samantha Eggar, Keye Luke, and Brian Tochi), Banacek (1972, with Ned Romero, Kermit Murdock, Louise Sorel, Peter Brocco, and Bob Harks), The Magician (1974, with