Soshitsu Itto YUGENSAI, the 8th head of the Urasenke school, and his elder brother Joshinsai, the 7th head of the Omote Senke school, are both regarded as major contributors to the restoration of Senke schools.
8代又玄斎一燈は兄の表千家7代如心斎と共に千家の中興とされる。