Actors dressed as the characters Doraemon, left, and Nobita. Junko Kimura/Getty Images She played the character until 2005. Noriko Tobe was born in Tokyo on Oct. 2, 1935, according to her agency.

Nobuyo Oyama, the voice actress whose alto timbre and radiant laughter shaped how millions in Japan experienced Doraemon, the blue robot in the quintessential children’s anime of the same name ...