Are's name does not appear in "Nihonshoki" (the Chronicle of Japan) which was compiled around the same time as Kojiki or in "Shoku Nihongi" (Chronicle of Japan Continued) which described about the period when Are lived.
同時代に編まれた『日本書紀』にもこの時代の事を記した『続日本紀』にも名前は出てこない。