koku

There was a unit in japan until this time called "koku".
It was used primarily as a unit to measure the rice.
It was also used as a numeric value that indicates the economic power of lords.


The yield of rice in its territory
The prestige of lords inside Tokugawa regime.
It had been determined by it.




Satsuma 720 (thousand)
Choshu 360
Tosa 490
Saga 350
　
Aizu 230
Sendai 620
Yonezawa 150
Shonai 140
Nihonmatsu 100
Taira 50
Souma 60
Miharu 55
Akita 200

Nagaoka 74
Takada 150

Top part is main lords of the new government.
Middle part is lords of Ōu region.
Under part is lords of Echigo.
(Of course this is not its all.)

This was a number of its lord.
(There is a little change in the numerical value depending on time.)


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However，this was nominal.
Choshu and Satsuma seems to had reached 1000 at that time.

Because Choshu decreased sharply the territory，they was carried out reclamation project desperately.
They did not dismiss the vassal.
It was very rare cases.

Satsuma had a south trade route.
(Violation of the law of Tokugawa.)

Ryukyu Dynasty was under the de facto control of Satsuma. (Current Okinawa)
Their burden was also greater.


When Tokugawa Ieyasu moved to Edo、Number of Kanto region was 2500.
After the establishment of Tokugawa regime,they took over the territory of throughout Japan.
As result，it became about 4000 as area under direct control.
In the determination of this time,it became 700.

　
　
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If someone want to have a modern navy.
Economic power was necessary surely.　

Large lords of western Japan had a navy.
However，even if mobilize its all，it did not reach the Tokugawa navy.
They was not able to purchase state-of-the-art ship in the economic strength of the single.
　

Those who have the economic power capable to have the Navy in Ōu region.
It was Sendai.
But it was likely deemed to be an act of hostility against Tokugawa regime.
　
Ou region was peace only.
Of course they did not need it until now.