A generic term for a heavy-duty paper of various strengths, ranging from a simple arrangement of a single thick sheet of paper to complex configurations featuring multiple corrugated and uncorrugated layers.

This material has become the base of the [[Cardboard Box Gundam]] meme.

h4. See also
* [[carton]]
* [[cardboard box]]
* [[cardboard sumo]]
ボール紙 段ボール ダンボール