He was a great Ommyoji who was trusted by aristocrats during the Heian Period, and he was also an expert who had a remarkable knowledge of the art of Ommyodo (the Way of Yin and Yang), such as divination and 'ancient astrology,' which was the most advanced form of magic and science at the time, and many legendary anecdotes have been created based on mystified stories about him.
当時最先端の呪術・科学であった「天文道」や占いなどの陰陽道の技術に関して卓越した知識を持ったエキスパートであり、平安貴族たちの信頼を受けた大陰陽師で、その事跡は神秘化されて数多くの伝説的逸話を生んでいった。