Yasuda Teruko maternal grandmother of Yoko Ono (1875–1933) Parents Yasuda Zenjirō Children Iwajirō Yasuda Kataoka Nizaemon XIII Yasuda Shūzaburō Isoko Ono Siblings Yasuda Yoshio Yasuda Zenzaburō Zengorō Yasuda Yasuda Zenjirō II Yasuda Mine Partners Yasuda Zenzaburō