Oldest debut as a feature film director
Who
Takeo Kimura
Where
Japan (Tokyo)
When
The oldest debut as a feature film director was achieved by Takeo Kimura (Japan) (b. 1 April 1918) who was aged 90 yr 207 days when the film "Dreaming Awake" was released on 18 October 2008. The Japanese title of the film is Yume no Manimani

Taeko Kimura has worked in the film industry since 1949, primarily as a Production Designer and Art Director.