When he stayed in Nagoya during the Bunroku campaign, Hideyoshi TOYOTOMI said the surname 'Oniniwa' was believed to bring bad luck, so his surname was changed from Oniniwa to Moniwa.
文禄の役で名護屋に滞在した際、豊臣秀吉が鬼庭という姓は縁起が悪いとして、鬼庭を茂庭（もにわ）に改めさせたという。