Age of Empires HD custom campaign: The Japanese unification: Oda Nobunaga-Ch I(final)+Ch II(part 1)

We have taken Kyoto and captured necessary flags and the first scenario is now done! It was shorter than expected, but now we have more difficult task ahead of us: we need to defeat all the opponents to win. As usual our only allies are Japan(gray) and Tokugawa(blue). How can we win this fight and how can Nobunaga unify Japanese provinces? There is only one way to find out!