"Kojidan" is an important piece in the history of narrative literature and it influenced subsequent works including "Zoku Kojidan" (A Sequel to Kojidan) written in 1219 and "Uji Shui Monogatari" (a Collection of Tales from Uji).
説話文学史上、重要な作品であり、承久元年（1219年）成立の『続古事談』を始め、『宇治拾遺物語』など以降の説話集に影響を及ぼした。