In Osaka during the Edo period, ruler Sanada Yukimura was in losing position. Fearing Toyotomi's blood descendants would end, he impregnates one Shinano female ninja with the seed of Toyotom... Read allIn Osaka during the Edo period, ruler Sanada Yukimura was in losing position. Fearing Toyotomi's blood descendants would end, he impregnates one Shinano female ninja with the seed of Toyotomi in hopes of continuing the bloodline.In Osaka during the Edo period, ruler Sanada Yukimura was in losing position. Fearing Toyotomi's blood descendants would end, he impregnates one Shinano female ninja with the seed of Toyotomi in hopes of continuing the bloodline.