was a

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 ...

commander in the

Muromachi period The is a division of Japanese history running from approximately 1336 to 1573. The period marks the governance of the Muromachi or Ashikaga shogunate (''Muromachi bakufu'' or ''Ashikaga bakufu''), which was officially established in 1338 by t ...

during the 16th century of Japan. Sumimoto was one of the few sons of Hosokawa Yoshiharu and an adopted son of

Hosokawa Masamoto was a deputy-''shōgun'' of the Hosokawa clan of Japan, and son of Hosokawa Katsumoto. Masamoto was appointed to this rank during 1486. For a brief period this title was lost by Hatakeyama Masanaga but was regained in time. When Ashikaga Yosh ...

, who was the

Kanrei or, more rarely, ''kanryō'', was a high political post in feudal Japan; it is usually translated as ''shōguns deputy''. After 1349, there were actually two ''Kanrei'', the ''Kyoto Kanrei'' and the ''Kantō Kanrei''. Originally, from 1219 until ...

of the

Ashikaga shogunate The , also known as the , was the feudal military government of Japan during the Muromachi period from 1336 to 1573.Nussbaum, Louis-Frédéric. (2005)"''Muromachi-jidai''"in ''Japan Encyclopedia'', p. 669. The Ashikaga shogunate was establ ...

. His roots was the

Hosokawa clan The is a Japanese Samurai kin group or clan. Ancestors # Emperor Jimmu # Emperor Suizei # Emperor Annei # Emperor Itoku # Emperor Kōshō # Emperor Kōan # Emperor Kōrei # Emperor Kōgen # Emperor Kaika # Emperor Sujin # Emperor Sui ...

at Awa Province. His childhood name was Rokuro (六郎). Masamoto did not have his own child and originally had decided to let

Hosokawa Sumiyuki Hosokawa (typically ja, 細川, meaning "narrow river" or "little river") is a Japanese surname. People with the name include: *Bill Hosokawa (1915–2007), Japanese American author and journalist *Chieko Hosokawa (born 1929), a Japanese manga a ...

, who was from Kujyō clan, succeed the house. However, he changed his mind later and decided to let Sumimoto, who was adopted after Sumiyuki, succeed the house. This naturally caused a rift between Sumimoto and Sumiyuki. In 1507, Masamoto was killed by an adherent of Sumiyuki. Sumimoto was attacked by a retainer of Sumiyuki, Kozai Motonaga, and escaped to Koga,

Ōmi Province was a province of Japan, which today comprises Shiga Prefecture. It was one of the provinces that made up the Tōsandō circuit. Its nickname is . Under the ''Engishiki'' classification system, Ōmi was ranked as one of the 13 "great countrie ...

, taking refuge at

Rokkaku Takayori Rokkaku ( ja, 六角, "six corners" or "hexagon") can refer to several things: * Rokkaku Chuu (市立六角中学校), a fictional school that appears on ''The Prince of Tennis'' *Rokkaku clan The was a Japanese samurai clan Papinot, Jacques Ed ...

. Following this, a powerful vassal under the Hosokawa, known as Miyoshi Yukinaga (Nagateru), raised troops in

Settsu is a city located in Osaka Prefecture, Japan. As of 2017, the city has an estimated population of 85,290 and a population density of 5,664 people per km². The total area is 14.88 km². Surrounding municipalities *Osaka Prefecture **Higa ...

and destroyed Sumiyuki in the young Sumimoto's name. After repulsing Sumiyuki, Sumimoto succeeded the house in proper form. He and

Hosokawa Takakuni Hosokawa Takakuni (, 1484 – 17 July 1531) was the most powerful military commander in the Muromachi period under Ashikaga Yoshiharu, the twelfth ''shōgun''. His father was Hosokawa Masaharu, a member of the branch of the Hosokawa clan. His ch ...

, who was from a branch of Hosokawa clan and also another foster son of Masamoto, supported

Ashikaga Yoshizumi was the 11th ''shōgun'' of the Ashikaga shogunate who reigned from 1494 to 1508 during the Muromachi period of Japan. He was the son of Ashikaga Masatomo and grandson of the sixth ''shōgun'' Ashikaga Yoshinori.Titsingh, Isaac. (1834). His chi ...

, who was backed up to the 11th ''

shōgun , officially , was the title of the military dictators of Japan during most of the period spanning from 1185 to 1868. Nominally appointed by the Emperor, shoguns were usually the de facto rulers of the country, though during part of the Kamakur ...

'' by Masamoto. In 1493, Masamoto had deposed the 10th Shōgun Ashikaga Yoshiki (Yoshitane), who later escaped from confinement and fled to eastern countries, looking for a chance to regain his position. In 1508,

Ōuchi Yoshioki became a ''sengoku daimyō'' of Suō Province and served as the 15th head of the Ōuchi clan. Yoshioki was born early in the Sengoku period, the son of Ōuchi Masahiro, ''shugo'' of Suō Province and the 14th head of the Ōuchi clan. The firs ...

, who then harbored Yoshiki, marched his armies into Kyoto and returned Yoshiki back to the seat of Shōgun. The relationship between Sumimoto and Takakuni was no longer in harmony, and while Takakuni acted in concert with Yoshioki, Sumimoto was exiled to Ōmi Province. Sumimoto intended to battle Yoshioki in the province of Settsu, but ended up fleeing to Awa after seeing the superior numbers of Yoshioki's army. In 1511, Sumitomo returned to

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 ...

but was defeated by Takakuni and the Ōuchi at Funaokayama and fled once more. The death of Yoshizumi was another shock to the camp of Sumimoto. Ōuchi Yoshioki left the capital in 1518 to maintain his own dominion, and regarding this as a chance, Sumimoto attempted another movement on Kyoto in the next year, cooperating with Miyoshi Yukinaga. However, Yukinaga was attacked and defeated by Hosokawa Takakuni and the clan of

Rokkaku Rokkaku ( ja, 六角, "six corners" or "hexagon") can refer to several things: * Rokkaku Chuu (市立六角中学校), a fictional school that appears on ''The Prince of Tennis'' *Rokkaku clan, a clan of samurai * ''Rokkaku dako'', a type of six-co ...

, who were then at the side of Ashikaga Yoshiki. Yukinaga was caught and forced to die by

seppuku , sometimes referred to as hara-kiri (, , a native Japanese kun reading), is a form of Japanese ritual suicide by disembowelment. It was originally reserved for samurai in their code of honour but was also practised by other Japanese people ...

. Sumimoto was ill and had not advanced to Kyoto. After Yukinaga's defeat, he escaped again to his home province of Awa and died soon afterward.

Family

* Father: Hosokawa Yoshiharu (1468–1495) * Foster father:

* Wife: Seitai-in * Children: **

Hosokawa Harumoto was a Japanese ''daimyō'' of the Muromachi and Sengoku periods, and the head of the Hosokawa clan. Harumoto's childhood name was Sōmei-maru (聡明丸). He was born to Hosokawa Sumimoto, another renowned samurai of the Muromachi era. Early ...

** A daughter who married Hatakeyama Yoshitaka ** A daughter who married Arima Shigenori

References

{{DEFAULTSORT:Hosokawa Sumimoto 1489 births 1520 deaths Hosokawa clan Keichō-Hosokawa clan Samurai