8. The digital pictorial book system as claimed in claim 7 , wherein said informing means informs the user of information showing an image capturing method for capturing the image comprising the part by using said image capturing sensor in case the image showing the part is searched out in the main object by said featuring part searching means.
9. The digital pictorial book system as claimed in claim 8 , wherein the information showing the image capturing method comprises information showing the image capturing direction of said image capturing sensor.