gold

Fugun（prisoners army） was used to the suppression of this rebellion.

"The barbarian conquer by the barbarian is good way."

Had been said so since ancient times.
However, Emishi also got a reward unchanged with others after suppression of this rebellion.
Of course, this would also had mean conciliation with Emishi.

At the same time，abolition of ”farmer half-soldier half” system.
-People of the land was repeated the army work in shifts of about sixty days

And changed to "Soldier standing" system called "Chinhei".
Literal translation of "Chinhei" is soldiers to quell.
They had been conscription in vicinity of Tokyo　
(Of course there was no place called Tokyo at that time.)
They had became a mainstay of conquest army after this.
And maybe they were the basis of the SamuraI.　
　
Government office was created as a front-line base called "Tagajo".
Tagajo place names are still remaining near the Sendai city.
And Tagajou had been extensive damaged by the tsunami in last year.　

※Tagajō, Miyagi  (English)※　
http://en.wikipedia.org/wiki/Tagaj%C5%8D,_Miyagi

・・・・・・・・・　
　
After this rebellion， because improved treatment of Emishi and epidemic of plague，conquest was not much.
　
Secretary of this land who was a descendant of the Baekje royal family of Korea named ”Kyoufuku”.
He therefore abolished Chinhei in 746 AD.

But in 757 AD, those in power at that time who named  "Fujiwara-no-nakamaro"  revived chinhei.
Then he was appointment to the Secretary of this land to own son.
And resumed the conquest.
From 774 AD to 881 AD、Conquest war was began called "38 years war".

By the way，there was some event going on during chinhei had been abolishing.　
　
”Gold is not exist in Japan land.”

Everyone had been thinking so.
In 749 AD，gold was discovered in this area.