His diary "Tokinori-ki" exists today, which recorded the situation of Inaba Province when he visited there as its governor in 1099, so the diary is a precious historical source that enables us to know about things at that time, such as the activities of Zuryo (the head of the provincial governors) and the circumstances of Inaba Province.
康和元年（1099年）に因幡守として任地へ赴いたときの記録が日記『時範記』に残っており、当時の受領の行動や、因幡の状況を知ることができる貴重な史料となっている。