These erasers are, of course, great for erasing pencil markings. What's more, they don't stick to your hands like some erasers do. But as intricate Japanese techniques have been used to make each tiny eraser look realistic, they bring so much fun to collect rather than being used. Food, animals, and vehicles are among the most popular series, with erasers shaped like cakes, parfaits, and other desserts in particular demand. Tours of Iwako's eraser factory have become a favourable option for families with kids seeking a fun outing.

Omoshiro-keshigomu, which are also sold in the United States, Taiwan, and Hong Kong. Recently they took the Gold Prize in the category of Cool Japan at the Visit Japan Campaign's Attractive Souvenirs of Japan Contest 2008. The contest is aimed to introduce the attractions of Japan to people overseas by means of Japanese souvenirs. The non-Japanese judges gave the erasers high marks, with one commenting, "They're affordable, and kids really love them."