TAKENOUCHI no Sukune, the founder of the Soga clan, worked as a loyal subject to Emperor Jingu, the mother of Emperor Ojin, while Empress Jingu was strongly connected to the sea god of Toyo and created a stronghold at 'Toyura no miya.'
蘇我氏の祖の武内宿禰は応神天皇の母、神功皇后の忠臣として活躍し神功皇后はトヨの海の神と強く結ばれ「豊浦宮」（とゆらのみや）に拠点を構えた。