Sen Sotan
Sen Sôtan, also known as Kamiya Sôtan, was a grandson of Sen no Rikyû, and is credited with founding the three major schools of tea culture by dividing up his estate among his three sons, and providing each with a daimyô patron.
References
- Rebecca Corbett, Cultivating Femininity: Women and Tea Culture in Edo and Meiji Japan, University of Hawaii Press (2018), 46.