was a samurai

Samurai

is the term for the military nobility of pre-industrial Japan. According to translator William Scott Wilson: "In Chinese, the character 侍 was originally a verb meaning to wait upon or accompany a person in the upper ranks of society, and this is also true of the original term in Japanese, saburau...

 commander in the Azuchi-Momoyama period

Azuchi-Momoyama period

The came at the end of the Warring States Period in Japan, when the political unification that preceded the establishment of the Tokugawa shogunate took place. It spans the years from approximately 1573 to 1603, during which time Oda Nobunaga and his successor, Toyotomi Hideyoshi, imposed order...

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He was the eldest son of Nakagawa Kiyohide

Nakagawa Kiyohide

Nakagawa Kiyohide was a daimyo in Azuchi-Momoyama period.His childhood name was Nakagawa Toranosuke...

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His young brother was Nakagawa Hidenari

Nakagawa Hidenari

' was a Japanese daimyo in the Azuchi-Momoyama to Edo period. He was the 2nd son of Nakagawa Kiyohide.In 1582, Kiyohide died in the Battle of Shizugatake and Hidenari's brother Hidemasa succeeded to the family headship. However, Hidemasa died young in 1592 and Hidenari succeeded to the house and...

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His wife was Tsuruhime who was the daughter of Oda Nobunaga

Oda Nobunaga

was the initiator of the unification of Japan under the shogunate in the late 16th century, which ruled Japan until the Meiji Restoration in 1868. He was also a major daimyo during the Sengoku period of Japanese history. His opus was continued, completed and finalized by his successors Toyotomi...

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At first, Hidemasa and Kiyohide served Nobunaga.
They served Hashiba Hideyoshi

Toyotomi Hideyoshi

was a daimyo warrior, general and politician of the Sengoku period. He unified the political factions of Japan. He succeeded his former liege lord, Oda Nobunaga, and brought an end to the Sengoku period. The period of his rule is often called the Momoyama period, named after Hideyoshi's castle...

 after Nobunaga died.

In 1583, Hidemasa succeeded to a house and his father's domain which was 50,000 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...

 at Ibaraki, Settsu Province

Settsu Province

was a province of Japan, which today comprises the eastern part of Hyōgo Prefecture and the northern part of Osaka Prefecture. It was also referred to as or .Osaka and Osaka Castle were the main center of the province.-History:...

 since Kiyohide killed by Sakuma Morimasa

Sakuma Morimasa

was the son of Sakuma Moritsugu, cousin of Sakuma Nobumori, a prominent Oda retainer to Oda Nobuhide and Oda Nobunaga. He was a retainer of Shibata Katsuie and one of his top generals in many of his campaigns...

 at the Battle of Shizugatake

Battle of Shizugatake

The was a battle in Sengoku period Japan between supporters of Toyotomi Hideyoshi and Oda Nobutaka.In May, 1583, a former general of Nobunaga's named Shibata Katsuie coordinated a number of simultaneous attacks on Shizugatake, a series of forts held by Hideyoshi's generals among whom was Nakagawa...

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Hidemasa was active in the Battle of Komaki and Nagakute

Battle of Komaki and Nagakute

The consisted of two battles in 1584 between the forces of Hashiba Hideyoshi and the forces of Oda Nobukatsu and Tokugawa Ieyasu. Hideyoshi and Ieyasu had both served Oda Nobunaga and had not previously come into conflict; this would in fact be their only period of enmity...

 in 1584 and the expedition to Shikoku in 1585.
Hideyoshi praise him, and gave him 65,000 koku at Miki, Harima Province

Harima Province

or Banshu was a province of Japan in the part of Honshū that is the southwestern part of present-day Hyōgo Prefecture. Harima bordered on Tajima, Tamba, Settsu, Bizen, and Mimasaka Provinces. Its capital was Himeji....

 instead of his domain which he had ruled.

After that, Hidemasa took part in the expedition to Kyusyu in 1587 and the siege of Odawara

Siege of Odawara (1590)

The third ' occurred in 1590, and was the primary action in Toyotomi Hideyoshi's campaign to eliminate the Hōjō clan as a threat to his power. The months leading up to it saw hasty but major improvements in the defense of the castle, as Hideyoshi's intentions became clear...

 in 1590.

In 1592, he died at 25 in the Battle of Bunroku.