There are many different views regarding Tameyoshi's execution, and "Gukansho" says that Yoshitomo did it at Yotsuzuka (not far south of Heiankyo), while "Sonpi Bunmyaku" has the same executor and place as described in the tale.
この為義の処刑をめぐっては異説が多く、『愚管抄』は義朝が実行、場所は四塚（平安京からわずかに南）とし、『尊卑分脈』は実行者・場所ともに物語とおなじである。