Also known as: 下敷き
A Japanese word for various types of materials placed under a sheet of paper for writing, either to prevent marking on the sheets below or to provide a better surface for writing; usually referred to as a "pencilboard" in English. They are often printed with Official Art and sold as tie-in merchandise to promote anime.
This tag is for Scans from pencilboards. For pencilboards in the image, use Shitajiki (Object).