Kazuo was instantly very nervous.

He knew of the Fox family’s strength very well and if the Fox family had really sent people to Japan, it would only be a matter of time before they linked this matter to the Iga ninjas.

Perhaps, the Fox family’s intelligence officers would have already found out that it was the Iga ninjas even before their martial arts experts landed in Japan.

Therefore, Kazuo also understood very well that the Iga family, who was already declining, was likely to be extremel