However, Nakaraibon, which seems to preserve the original form of "Hogen Monogatari," bears a similarity to Kotohirabon (one of the variant texts) of "Heiji Monogatari," so there is little correlation between them and it is difficult to consider them as works by the same author.
一方、『保元物語』では古態と思われる半井本が、『平治物語』では金刀比羅本に近いなど、対応関係にはとぼしく、作者がおなじであるとみることは難しい。