 This same organization produced a documentary on Eido Shimano Roshi and Dai Bosatsu Zendo Kongo-Ji.In July 2010, Eido and his wife resigned from the ZSS Board of Directors after a relationship between Shimano and one of his female students became subject of controversy, amid accusations that this was only the latest in a series of affairs spanning several decades.Shimano sent a letter of apology to the ZSS community in September, 2010, stating that he would retire as abbot of the Zen Studies Society in December.