The Aichi D1 A was a dive-bomber used by the Japanese Navy in the 1930's and took part in the war in China. Based on a design by Ernst Heinkel, it was very similar to the Heinkel He 50
has more information about the original.
This item consists of 4 models on a sprue. I have simplified the elaborate strutwork of the original. No pilots are included. Shapeways' Reduced Aircraft Factory offer pilot figures
that can be added.