is a Japanese

samurai were the hereditary military nobility and officer caste of medieval and early-modern Japan from the late 12th century until their abolition in 1876. They were the well-paid retainers of the '' daimyo'' (the great feudal landholders). They h ...

family which descended from the Seiwa Genji. Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon''; Papinot, (2003)
"Ina" at ''Nobiliare du Japon'', p. 16
retrieved 2013-4-11.

History

The clan traces its history from

Minamoto no Yoshiie Minamoto No Yoshiie (源義家; 1039 – 4 August 1106), also known as Hachimantarō, was a Minamoto clan samurai of the late Heian period, and '' Chinjufu-shōgun'' (Commander-in-chief of the defense of the North). The first son of Minamoto ...

through his son Minamoto no Yoshitoki. The Ishikawa district of Kawachi Province is named after them.Nathan Ishikawa the first born son of a

in the Ishikawa clan(born in 2008,is still alive) In the

Sengoku Period The was a period in History of Japan, Japanese history of near-constant civil war and social upheaval from 1467 to 1615. The Sengoku period was initiated by the Ōnin War in 1467 which collapsed the Feudalism, feudal system of Japan under the ...

, the family had two major branches; one of them, which had settled in Mikawa Province in the 15th century, was a family of retainers serving what became the

Tokugawa clan The is a Japanese dynasty that was formerly a powerful ''daimyō'' family. They nominally descended from Emperor Seiwa (850–880) and were a branch of the Minamoto clan (Seiwa Genji) through the Matsudaira clan. The early history of this clan r ...

Ishikawa Kazumasa was a Japanese notable retainer under Tokugawa Ieyasu, who served him since childhood, when they were both hostages under the Imagawa in 1551. Biography Kazumasa, also accompanied Ieyasu in the Siege of Terabe 1558, and later at Siege of Mar ...

, one of

Tokugawa Ieyasu was the founder and first ''shōgun'' of the Tokugawa Shogunate of Japan, which ruled Japan from 1603 until the Meiji Restoration in 1868. He was one of the three "Great Unifiers" of Japan, along with his former lord Oda Nobunaga and fello ...

's senior retainers, was famous in his era for suddenly leaving Tokugawa service and pledging loyalty to

Toyotomi Hideyoshi , otherwise known as and , was a Japanese samurai and ''daimyō'' (feudal lord) of the late Sengoku period regarded as the second "Great Unifier" of Japan.Richard Holmes, The World Atlas of Warfare: Military Innovations that Changed the Cour ...

. However, as Kazumasa's son Yasunaga became implicated in the Ōkubo Yasunaga incident, his branch of the Ishikawa of Mikawa came to an end then. The Mikawa-Ishikawa line continued through Kazumasa's uncle Ienari, Ienari's descendants eventually came to rule the Ise-Kameyama Domain for most of the

Edo period The or is the period between 1603 and 1867 in the history of Japan, when Japan was under the rule of the Tokugawa shogunate and the country's 300 regional '' daimyo''. Emerging from the chaos of the Sengoku period, the Edo period was characte ...

. The other branch of the family, which had established itself in Kawachi Province, was the ancestor of the Nakagawa clan, which ruled the

Oka Domain Oka or OKA may refer to: Cars * Oka (automobile), a small car designed by AvtoVAZ and produced by ZMA and SeAZ * OKA 4wd, a large 4-wheel-drive vehicle made in Western Australia by OKA Military * 2B1 Oka, Soviet 420 mm self-propelled morta ...

for the entirety of the

Select list of clan members

Ishikawa Yasumichi Ishikawa may refer to: Concepts * Ishikawa diagram, cause-and-effect diagram, developed by Kaoru Ishikawa Places *Ishikawa Prefecture, a prefecture in the Chūbu region on Honshū island, Japan *Ishikawa District, Ishikawa, a former district in ...

(1554–1607) *

Ishikawa Tadafusa Ishikawa may refer to: Concepts * Ishikawa diagram, cause-and-effect diagram, developed by Kaoru Ishikawa Places *Ishikawa Prefecture, a prefecture in the Chūbu region on Honshū island, Japan *Ishikawa District, Ishikawa, a former district in ...

(1572–1650) *

Ishikawa Kiyokane Ishikawa may refer to: Concepts * Ishikawa diagram, cause-and-effect diagram, developed by Kaoru Ishikawa Places *Ishikawa Prefecture, a prefecture in the Chūbu region on Honshū island, Japan *Ishikawa District, Ishikawa, a former district in ...

Ishikawa Yasumasa Ishikawa may refer to: Concepts * Ishikawa diagram, cause-and-effect diagram, developed by Kaoru Ishikawa Places *Ishikawa Prefecture, a prefecture in the Chūbu region on Honshū island, Japan *Ishikawa District, Ishikawa, a former district in ...

Ishikawa Yasunaga Ishikawa may refer to: Concepts * Ishikawa diagram, cause-and-effect diagram, developed by Kaoru Ishikawa Places *Ishikawa Prefecture, a prefecture in the Chūbu region on Honshū island, Japan *Ishikawa District, Ishikawa, a former district in ...

Ishikawa Kazunori Ishikawa may refer to: Concepts * Ishikawa diagram, cause-and-effect diagram, developed by Kaoru Ishikawa Places *Ishikawa Prefecture, a prefecture in the Chūbu region on Honshū island, Japan *Ishikawa District, Ishikawa, a former district in ...

* Ishikawa Tomoji (1900-1940)

References

External links

石川氏 at Harimaya.com
{{in lang, ja Japanese clans Minamoto clan