Nobuyo Ōyama

Nobuyo Ōyama (大山 のぶ代 Ōyama Nobuyo) is a former Japanese voice actress represented by. Her real name is Nobuyo Yamashita (山下 羨代 Yamashita Nobuyo).

She is best known for playing Doraemon in the long-running anime of the same name, which she played for 26 years.

She was the original Japanese-language voice of Monokuma in the Danganronpa series in both the video games and anime. In May 2015, Ōyama retired from voice acting after being diagnosed with dementia. She is succeeded as Monokuma by Tarako as of Danganronpa 3: The End of Hope's Peak Academy and New Danganronpa V3: Everyone's New Semester of Killing.

Other Roles
Some of her credits include:

Anime

 * Hustle Punch – Punch (1965)
 * Sazae-San – Katsuo Isono (1969)
 * Norakuro – Norakuro (1970)
 * Hazedon – Hazedon (1972)
 * Invincible Super Man Zambot 3 – Jin Kappei (1977)
 * Doraemon – Doraemon (1979-2005), including 33 movies.