Piloting a Gundam was the dream of countless men, and this thing was far larger than a Gundam—its scale matched that of an EVA unit or a Pacific Rim Jaeger.
As the energy core, the Tailed Beast continuously supplied Chakra from within the artificial Jinchuriki.
Chakra Metal formed its internal skeleton.
Then, all manner of complex and profound engraved Jutsu Formulas were used to move the body, serving the function of neural tissue.
Finally, flesh made from a mixture of Hashirama Cells, Uzumaki Cells, and White Zetsu bodies underwent intensive training, eventually becoming flesh armor even harder than steel alloy, embedded across the giant's entire body.
When its construction had first begun, it could have been modeled after the Otsutsuki String Puppets on the moon and built as a puppet-type mecha warrior. But Shinichi had rejected that idea, instead ordering that a cockpit be left inside for a human pilot to control it in real time.
This was only its initial form. Next came piloting tests and continuous improvements.
Beyond that, Shinichi also intended to equip it with various weapon systems, such as the Tenseigan Weapon!
The completion of Brutal Justice signified that Shinichi's plan was entering its next stage.
Shinichi was immensely excited and lavishly praised Tonokawa, saying he would promote him and raise his pay.
Tonokawa smiled and said that he was already the head of the Science Craftsmen Department and did not care about money. All he wanted was to follow the Hokage and drive the tide of change in this era!
Shinichi patted Tonokawa on the shoulder. "You are one of the founding fathers of the new era."
Those words left Tonokawa tremendously excited. "Thank you for your recognition, Lord Hokage!"
Shinichi smiled. "You've worked hard during this time too. Get some proper rest, spend time