There is a review about Goshirakawa written by FUJIWARA no Shinzei in "Gyokuyo" (the Diary of Kanezane KUJO), it is said 'He was the most stupid Emperor among Chinese and Japanese Emperors.'
『玉葉』に記された藤原信西の後白河評は「和漢の間、比類少きの暗主」。