It is said that the charge against Yoshitsuna was a false one, and the truth is unknown although "Sonpi Bunmyaku" (a text compiled in the fourteenth century that records the lineages of the aristocracy), etc. consider Yoshiie's younger brother Yoshimitsu as the real criminal.
義綱の容疑は冤罪とされ、真相は不明だが『尊卑分脈』などでは義家の弟の義光を真犯人としている。