The above-explained achievements by Soen were deeply believed in the region and people involved in the tea business, but thanks to studies in recent years, it became clear that such stories do no pass the bounds of tradition.
上記の宗円の事跡は地元や茶業者を中心に根強く信じられているが、近年の研究では、それは伝承の域を出ないことが明らかになってきている。