Vallejo Model Air paints come pre-thinned for use directly with airbrushes.
This set contains colours for WW2 Imperial Japanese Army aircraft, used from up to 1945

The colours are as follows:

IJA Dark Green,
IJA Olive Green,
IJA Khaki Brown,
IJA Dark Beige,
IJA Grey Green,
IJA Light Grey Green,
Aluminium,
Aotake