a Master Craftsman of Takayama Chasen - Bamboo Whisk

The qualification of a traditional craftsman of Chasen is that those who have lived in the work for more than 20 years are eligible to take the examination.
Those who pass both the written test and the practical skill test are recognized as nationally certified traditional craftsmen.
In addition, it is updated once every five years, and there is also a written test and a practical test.