It consists of four parts: 'book of comparison,' which shows the differences among the texts of The Tale of Genji, 'book of index,' which consists of detailed word-and-phrase index based upon the result of the comparative study, 'book of research materials,' which is a collection of materials concerning The Tale of Genji such as old annotations, old genealogies, etc., and 'book of pictorial records,' which is a collection of pictorial records concerning The Tale of Genji such as Genji monogatari emaki (Illustrated Handscroll of the Tale of Genji).
源氏物語本文の校異を示した「校異編」、校異編の成果を元に作成された詳細な語句索引からなる「索引編」、古注や古系図などの源氏物語に関連する資料を集めた「研究資料編」、源氏物語絵巻といった源氏物語に関する図録を集めた「図録編」から構成される。