Tipping indicator and packing box including the same

A tipping indicator for fixing to a side surface of a packing box, the tipping indicator comprising:

• an ink bag including an ink chamber internally filled with an ink;
• an ink absorber that is ink absorptive and that has a different color from the ink;
• and
• an outer bag formed from a film within which the ink bag and the ink absorber are enclosed, wherein
• at least part of the outer bag has a visual confirmation region in which the ink absorber is visible,
• the outer bag includes a first storage chamber and a second storage chamber that enclose the ink absorber therein,
• the ink absorber and the outer bag are foldable into an L-shape,
• the first storage chamber and the second storage chamber each span across a folding position,
• in the first storage chamber, the ink chamber of the ink bag is located on only one side of the folding position,
• in the second storage chamber, the ink chamber of the ink bag is located on only another side of the folding position,
• in the first storage chamber and the second storage chamber, the ink absorber is located on both the one side and the other side of the folding position, and
• in the first storage chamber and the second storage chamber, the visual confirmation region is located on both the one side and the other side of the folding position.