1. The monochrome groundwork is a copperplate engraving. In etching and aquatint.
2. Clip out the print (the Japanese paper which is slightly thick ) of multicolored printing /the monotype/. And the colored paper was made hole.
Collage sticks 2 on 1.
3. A face / the yellow of the bird is hand coloring in a picture in watercolors.
4. Part gold dust pasting up.
The name of the bird is Hoopoe (Japanese name is Yatsugashira).