Being a realist, Itagaki in his childhood once dared to throw away his Omamori (a personal amulet) of the Inari-jinja Shrine into the toilet and tried to see whether his action would trigger the divine punishment, which did not occur.
リアリズムであったため、少年時代自ら稲荷神社のお守りを厠に捨ててみて、神罰が起こるか試したことがある（結果神罰が起こらなかった）。