Yasumori ADACHI was a member of the Adachi clan, the senior vassals since the Kamakura government was established, and he supported the regent Tokimune HOJO as a maternal relative of the Tokuso Family of the Hojo clan, and was a key figure experienced in important positions like an Ossobugyo (temporary position in charge of retrials and accepting appeals in Kamakura bakufu) and Goon bugyo (commissioner in charge of issuing the deed of rewards.)
安達泰盛は幕府創設以来の有力御家人安達氏の一族で、北条氏得宗家の外戚として執権北条時宗を支え、越訴、御恩奉行などの重職を歴任した幕政の中心人物であった。