May 24, 1977
She was the longest-running actress to play Sailor Saturn.
Keiko has only released two idol photobooks and one idol DVD. She is now retired from acting.
Hotaru Tomoe/Sailor Saturn
- Pretty Soldier Sailor Moon SuperS (Revision) ~ Dream Warriors - Love - Into Eternity... Saturn Revival Chapter
- Pretty Soldier Sailor Moon Sailor Stars
- Pretty Soldier Sailor Moon Sailor Stars (Revision)
- Pretty Soldier Sailor Moon ~ Eternal Legend (Revision) - The Final First Stage
- Her blood type is B.