Tsuyako Yuki, also credited as Tsuyako Yuki, was a Japanese voice actor and actor born on March 12, 1926, in Miyagi Prefecture, Japan. Her career spanned several decades, including work in anime, live-action television, and film from the 1950s onward. In anime, her voice roles included a guest appearance as Rokurokubi in the 1968 series Gegege no Kitarō, a child daughter in Turn A Gundam, and Kano's third grandmother in the series Texhnolyze. In live-action television, she is known for her role as Arichimedes, a queen ant monster, in episode 35 of the original 1971 Kamen Rider series. She also appeared in other Kamen Rider episodes as a housewife and a toy shop manager, as well as in the series Kikaider-01. Her live-action acting work included roles in the films Edens no Umi and the television drama Home Run Kyoshitsu.