A story where, at the invitation of FUJIWARA no Arikage, YUGE no Koreo visited Omi where he met an emissary of Kokuzoin TOMO no Yotsugi, and YUGE no Koreo saved the life of TOMO by performing divination and taking countermeasures against a nightmare TOMO had ('Tenmon Hakase YUGE no Koreo divined a dream,' Konjaku Monogatari) and another story where, out of compassion for a trainee monk, over 60 years old, who had yet to pass an exam to become a monk, YUGE no Koreo eliminated the observing examiner by using magic in an attempt to help the trainee monk pass the exam and the trainee monk passed the exam at the discretion of Kiyoyuki MIYOSHI who was a good friend of YUGE no Koreo (Zenke isetsu); these stories are well known.
藤原有陰に招かれて近江に赴いた際、穀蔵院の使者である伴世継と行き会い、悪夢を見たと言う伴世継が弓削是雄に占ってもらい対策をしてもらって九死に一生を得たという話（今昔物語「天文博士弓削是雄、夢を占ふ語」）や、陰陽頭在任時に、60歳を過ぎてもいまだに試験に合格せず僧侶の位がなかなか得られない修行者を憐れんで、何とか試験に合格させてやろうと呪術を用いて立会の試験官を排除してしまい、仲の良かった三善清行の一存でその高齢修行者を合格させてやったという話（善家異説）などが知られている。