Hidezumi, a samurai in the Kinai-Kingoku (provinces in and close to Kyoto) who served the cloister government, held various posts including Hokumen no bushi (the Imperial Palace Guards for the north side), Saimen no bushi (the Imperial Palace Guards for the west side), Tachihaki (the Prince Imperial's bodyguard), Saemon no jo (third-ranked officer of the Left Division of Outer Palace Guards), Uemon no jo (the third ranked official of the Right Division of Outer Palace Guards) and Kawachi no jo (judge, magistrate of Kawachi Province).
院政に仕える畿内近国の武士で北面の武士、西面の武士、帯刀、左衛門尉、右衛門尉、河内判官を歴任。