Booklet Published at the Urasenke Kitayama Kaikan Successive Grand Masters Booklet Genpaku The sixth volume of a new series introducing the achievements and personalities of successive Urasenke Grand Masters. This volume offers a deeper understanding of the 3rd Grand Master, Genpaku, who devoted himself to preserving Rikyu's wabi-cha and laid the foundation for the three Sen families that continue to this day.