Yoko Haruta
From Muppet Wiki
Yoko Haruta reminds Big Bird that he has exactly four minutes in which to see all of Tokyo, or else.
Yoko Haruta (春田洋子, Haruta Yōko), later known as Yoko Randell-Haruta and Yoko Randell, played the officious Japanese tour guide in Big Bird in Japan. Haruta is in fact a veteran tour guide and interpreter, and has lectured and written extensively on the topic of cross-cultural communications. She also performs as a jazz singer.
