Clock-wise from top-right:
Rashomon, 1950, Akira Kurosawa
Early Summer, 1951, Yasujiro Ozu
The Idiot, 1951, Akira Kurosawa
Clothes of Deception, 1951, Kimisaburo Yshimura
Mother, 1952, Mikio Naruse
The Moderns, 1952, Minoru Shibuya

From: Anderson, Joseph and Donal Richie. The Japanese Film: Art and Industry (expanded edition). Princeton, NJ: Princeton University Press; 212-213.