There is no citation for this code in the section about Emperor Tenchi of "Nihonshoki," but there are in various written materials referring to the edicts of the emperors after the period of 'Nihonshoki.'
この法は『日本書紀』の天智天皇のくだりに見えず、『続日本紀』以降の諸書が引く天皇の詔の中で言及される。