His name was also indicated as 'Ariyo TSUCHIMIKADO' in some documents, however, referring to Ariyo as 'TSUCHIMIKADO' is a mistake since it is said that the birth of Tsuchimikado family was in the latter half of Muromachi period.
「土御門有世」と書かれた書物もあるが、土御門家が実際に誕生したのは室町時代後期と言われており、有世を「土御門」と呼称する事は誤りである。