Kantoya was ran by Yoken's relatives, its originator being Tsugukazu FUJIMURA, Yoken's uncle; Kantoya was temporarily discontinued after Seisai in spite of successions by adopted sons, but it was later restored.
関東屋は庸軒の叔父の藤村紹和を元祖とする縁戚であり、養子による継承を重ねて正斎のあと一時断絶したがのちに再興した。