What constitutes a traditional Japanese craft?

According to the Ministry of International Trade and Industry’s (now the Ministry of Economy, Trade and Industry) “Traditional Craft Industry Promotion Act” of 1974, traditional Japanese crafts must meet the following criteria:

1. The craft must be intended for use in daily life
2. The main components of the craft must be hand crafted
3. The craft must be crafted using traditional methods and techniques
4. The main materials used must be the same materials that were traditionally used to make the craft
5. A significant number of businesses in a specific region must produce or be engaged in the process of production of the craft