(in Japanese). Agency for Cultural Affairs. Retrieved 28 June 2012. 肥後江田船山古墳出土品 [Excavated Artefacts from Higo Eda Funayama Kofun] (in Japanese). Agency
Affairs. Archived from the original on 2 May 2017. Retrieved 8 August 2019. 恵美須ヶ鼻造船所跡(えびすがはなぞうせんじょあと)」が国指定史跡に指定されます [New National Historic Site] (in Japanese)