The was a Japanese han (domain) of the Edo period. It was created in 1602, when the Rokugō clan, a prominent family of Dewa Province

Dewa Province

is an old province of Japan, comprising modern-day Yamagata Prefecture and Akita Prefecture, except for the city of Kazuno and the town of Kosaka. It was sometimes called .-Historical record:...

, was moved to new landholdings given to them for distinguished service in the eastern army during the Sekigahara Campaign. The domain then passed into the hands of the Minagawa family before going to what became the Matsudaira family of Fuchū, a branch of the Tokugawa clan

Tokugawa clan

The was a powerful daimyo family of Japan. They nominally descended from Emperor Seiwa and were a branch of the Minamoto clan by the Nitta clan. However, the early history of this clan remains a mystery.-History:...

 of Mito

Mito Domain

was a prominent feudal domain in Japan during the Edo period. Its capital was the city of Mito, and it covered much of present-day Ibaraki Prefecture. Beginning with the appointment of Tokugawa Yorifusa by his father, Shogun Tokugawa Ieyasu, in 1608, the Mito branch of the Tokugawa clan...

. Renamed Ishioka-han (石岡藩) in 1869, it was abolished in the Haihan Chiken order of 1871.

List of Edo-era Daimyō of Fuchū

• Rokugō clan (10,000 koku
  Koku
  The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...
  
  )

1. Masanori

• Minagawa clan (10,000 koku
  Koku
  The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...
  
  ->15,000->13,930->18,000->13,000)

1. Hiroteru
2. Takatsune
3. Narisato

(Followed by brief period as tenryō)

• Matsudaira clan
  Matsudaira clan
  The was a Japanese samurai clan that claimed descent from the Minamoto clan. It first originated in and took its name from Matsudaira village, in Mikawa Province . Over the course of its history, the clan produced many branches, most of which also centered around Mikawa Province...
  
   (Mito) (20,000 koku
  Koku
  The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...
  
  )

1. Yoritaka
2. Yoriyuki
3. Yoriaki
4. Yorinaga
5. Yoritomi
6. Yorizumi
7. Yorisaki
8. Yoritsugu
9. Yorifumi
   Matsudaira Yorifumi
   Viscount ; was a Japanese samurai of the late Edo period who served as daimyo of the Fuchū domain in Hitachi Province. Succeeding his father in 1869, he became the last daimyo of Fuchū. It was during his tenure that the domain's name was changed to Ishioka-han...
   
   

Family Heads since the Edo Period

1. Yorinari
2. Yoritsune
3. Yoriaki