 Jo had never personally met Kang, but claimed to have received a revelation from him in 1917.Eventually, he was recognized as the mysterious successor Kang had announced in his prophecies by the deceased Kang’s sister (Seondol, ca.1881-1942), mother (Kwon, 1850-1926) and daughter (Sun-Im, 1904-1959), although the daughter eventually started her own separate branch with her husband Kim Byeong-cheol (1905-1970).