Mr. Takazawa, an elderly invalid who is cared for at his home by Haruko, a young nursing student, is chosen by the Japanese Ministry of Public Welfare to test the Z-001, a computerized hospital bed with robotic features that allegedly displays more efficiency and skills than any human nurse, but Haruko mistrusts a machine unable to consider human feelings.
Chisa Yokoyama
as Haruko Mitsuhashi (voice)
Hikojiro Matsumura
as Kijuro Takazawa (voice)
Chie Sato
as Nobuko Ohe (voice)
Hikojiro Matsumura
as Ache B (voice)
Koji Tsujitani
as Mitsuru Maeda (voice)
Masa Saitō
as Haru Takazawa / Z-001 (voice)
Rica Matsumoto
as Satō Tomoe (voice)
Ryūji Saikachi
as Ache A (voice)
Shinji Ogawa
as Suguru Terada (voice)
Shinsuke Chikaishi
as Yoshihiko Hasegawa (voice)