In 1189, FUJIWARA no Yasuhira, who took over from FUJIWARA no Hidehira, killed Yoshitsune, and his head was sent to Kamakura in July for Yoshimori and Kagetoki to examine it.
文治5年（1189年）、藤原秀衡の後を継いだ藤原泰衡が義経を殺し、6月にその首が鎌倉へ届けられ、義盛と景時が首実検を行った。