was 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 ...

and retainer of

Oda clan The is a Japanese samurai family who were daimyo and an important political force in the unification of Japan in the mid-16th century. Though they had the climax of their fame under Oda Nobunaga and fell from the spotlight soon after, several ...

, who lived during 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 ...

. He was also known as . His court title was

Governor A governor is an administrative leader and head of a polity or political region, ranking under the head of state and in some cases, such as governors-general, as the head of state's official representative. Depending on the type of political ...

Sado Province was a province of Japan until 1871; since then, it has been a part of Niigata Prefecture. Nussbaum, Louis-Frédéric. (2005). "''Sado''" in . It was sometimes called or . It lies on the eponymous Sado Island, off the coast of Niigata Prefectur ...

(''Sado no Kami'')''. The Hayashi family, a branch of the

Inaba clan The were a ''samurai'' kin group which rose to prominence in the Sengoku period and the Edo periods.Meyer, Eva-Maria"Gouverneure von Kyôto in der Edo-Zeit". Universität Tübingen (in German) Under the Tokugawa shogunate, the Inaba, as heredita ...

, originated from the village of Oki in the Kasugai District of

Owari Province was a province of Japan in the area that today forms the western half of Aichi Prefecture, including the modern city of Nagoya. The province was created in 646. Owari bordered on Mikawa, Mino, and Ise Provinces. Owari and Mino provinces were ...

Biography

Michikatsu, born in the early decades of the 16th century, served the

, first under

Oda Nobuhide was a Japanese ''daimyō'' and magistrate of the Sengoku period known as "Tiger of Owari" and also the father of Oda Nobunaga the first "Great Unifier" of Japan. Nobuhide was a deputy ''shugo'' (Shugodai) of lower Owari Province and head of the ...

, and then under the young

Oda Nobunaga was a Japanese ''daimyō'' and one of the leading figures of the Sengoku period. He is regarded as the first "Great Unifier" of Japan. Nobunaga was head of the very powerful Oda clan, and launched a war against other ''daimyō'' to unify ...

, upon Nobunaga's assignment to

Nagoya Castle is a Japanese castle located in Nagoya, Japan. Nagoya Castle was constructed by the Owari Domain in 1612 during the Edo period on the site of an earlier castle of the Oda clan in the Sengoku period. Nagoya Castle was the heart of one of the ...

. Hidesada was the head ''

karō were top-ranking samurai officials and advisors in service to the ''daimyōs'' of feudal Japan. Overview In the Edo period, the policy of ''sankin-kōtai'' (alternate attendance) required each ''daimyō'' to place a ''karō'' in Edo and anoth ...

''; together with

Hirate Masahide was a Japanese samurai who served the Oda clan for two generations. His original name was . Life Masahide first served Oda Nobuhide. He was a talented samurai as well as skilled in sado and waka. This helped him to act as a skilled diplomat, ...

, he served as Nobunaga's guardian. In 1546, he assisted at Nobunaga's

genpuku is a Japanese coming-of-age ceremony which dates back to Japan's classical Nara Period (710–794 AD). /sup> This ceremony marked the transition from child to adult status and the assumption of adult responsibilities. The age of participat ...

ceremony. Soon after Nobuhide's death in 1551, Hidesada became concerned about Nobunaga's erratic behavior, and secretly supported

Oda Nobuyuki , also known as , was the son of Oda Nobuhide and younger brother of Oda Nobunaga, who lived during the Sengoku period of Japan. Nobuyuki conspired against his brother Nobunaga with the Hayashi clan (Owari), which Nobunaga viewed as treason. Nob ...

, Nobunaga's brother, as successor to the family headship. In 1555, Nobunaga killed

Oda Nobutomo was a Japanese warlord during the Sengoku period. He was head of the Kiyosu Oda faction of the Oda clan, and ruled the four southern districts of Owari Province as ''shugodai''. After Oda Nobuhide died in 1551, Nobuhide's son Nobunaga was init ...

and captured

Kiyosu Castle is a Japanese castle located in Kiyosu, eastern Aichi Prefecture, Japan. It is noted for its association with the rise to power of the Sengoku period warlord, Oda Nobunaga. The kanji in the name of the castle was written as 清須城. The curren ...

; Hidesada was made to defend Nagoya Castle. Nobunaga unified the Oda clan by defeating all opponents, and took control of

. However, Hidesada was still deeply dissatisfied with Nobunaga. In 1556, Hidesada together with

Shibata Katsuie or was a Japanese samurai and military commander during the Sengoku period. He served Oda Nobunaga as one of his trusted generals, was severely wounded in the 1571 first siege of Nagashima, but then fought in the 1575 Battle of Nagashino an ...

gathered troops to oust Nobunaga and replace him with

. They lost in the

Battle of Inō The Battle of Inō was a battle fought during the Sengoku period (16th century) of Japan. The battle was fought in Owari Province, in what is now Nishi-ku, Nagoya, between two forces of the Oda clan: the head of the clan Oda Nobunaga and his br ...

and a temporary truce was brokered by Nobunaga, who did not want to continue a fight that might draw an invasion from neighboring ''

daimyō were powerful Japanese magnates, feudal lords who, from the 10th century to the early Meiji era, Meiji period in the middle 19th century, ruled most of Japan from their vast, hereditary land holdings. They were subordinate to the shogun and n ...

s''. Hidesada and Katsuie were both pardoned and retained their positions to work for the Oda clan. Two years later, Nobuyuki was tricked again by Nobunaga; this time, he was killed. In November 1575, he decided to retire.

Oda Nobutada was a samurai and the eldest son of Oda Nobunaga, who fought in many battles during the Sengoku period of Japan. He commanded armies under his father in battles against Matsunaga Hisahide and against the Takeda clan. Biography Oda Nobutada w ...

was then made the heir to the clan leadership, and Hidesada was ordered to mentor Nobutada. In August 1580, Nobunaga suddenly decided to banish Hidesada from all positions for having supported Nobuyuki in the past. The reason seems to be highly trivial and it is most likely that Nobunaga decided that Hidesada had outlived his usefulness and decided to trim down the number of retainers. He probably lived in

Kyoto Kyoto (; Japanese: , ''Kyōto'' ), officially , is the capital city of Kyoto Prefecture in Japan. Located in the Kansai region on the island of Honshu, Kyoto forms a part of the Keihanshin metropolitan area along with Osaka and Kobe. , the ci ...

from that point onward, and died a few months later.

References

Buke-kaden page on the Hayashi clan of Owari
(18 Sept. 2007) 1580 deaths Samurai Oda retainers Year of birth unknown {{samurai-stub