Difference of Proficiency in Wooden Tub Manufacturing
Kioke (wooden tub) production, which is a traditional industry, is gathering attention recently because of its great ability for brewing. However, producers of kioke are decreasing year by year, and it may also lead to crisis in oral tradition of production method of kioke resulting from this situation. In this research, the movement of kioke manufacturing was analyzed in order to change the tacit knowledge to explication of knowledge. As a result, there is clearly difference be-tween expert and non-expert, and it could be expressed as values.