Misemaruyama Kofun had its designation as a joint tomb canceled by the Imperial Household Ministry, but a part of the upper stage of the back circular part was designated as a site for a ryobosanakochi (site possibly related to an imperial tomb).
見瀬丸山古墳は宮内省によって天皇陵指定を解かれ、後円部上段の一部が陵墓参考地に指定された。