"Azuma Kagami" tells about 'a fall from a horse,' "Inokuma kanpaku ki" (diary of Iezane KONOE) tells of 'water-drinking disease,' "Jokyu Ki" (a record of Jokyu) tells of 'a curse of the God of Water and Rain' and "Horyakukanki" tells that 'Yoritomo fainted and fell ill after seeing an apparition of MINAMOTO no Yoshitsune and Emperor Antoku.'
吾妻鏡は「落馬」、猪隈関白記は「飲水の病」、承久記は「水神に領せられ」、保暦間記は「源義経や安徳天皇らの亡霊を見て気を失い病に倒れた」と記している。