was a Japanese 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...

 of the Sengoku period

Sengoku period

The or Warring States period in Japanese history was a time of social upheaval, political intrigue, and nearly constant military conflict that lasted roughly from the middle of the 15th century to the beginning of the 17th century. The name "Sengoku" was adopted by Japanese historians in reference...

, who served the Oda clan

Oda clan

The was a family of Japanese daimyo who were to become 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 branches of the family would continue on as daimyo...

. Nobuharu was the younger brother 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...

. Nobunaga granted him Nobu Castle and its surroundings as a private fief. While fighting the Asakura

Asakura clan

The ' are descendants of Prince Kusakabe , son of Emperor Temmu .The family was a line of daimyō which, along with the Azai clan, opposed Oda Nobunaga in the late 16th century...

 and Asai

Asai clan

The was a line of daimyo during Japan's Sengoku period that was based in Ōmi Province . The Azai clan, along with the Asakura clan, opposed Oda Nobunaga in the late 16th century...

, Nobuharu was killed in battle at Usayama Castle (together with Mori Yoshinari

Mori Yoshinari

was a Japanese samurai of the Sengoku period and the head of the Mori family, who served the Saitō clan. The Saitō were the lords of the Mino province. When the Saitō clan were overthrown by the Oda clan Yoshinari and his family became retainers of Oda Nobunaga....

, another Oda retainer) in Ōmi Province

Omi Province

is an old province of Japan, which today comprises Shiga Prefecture. It was one of the provinces that made up the Tōsandō circuit. It is nicknamed as .Lake Biwa, Japan's largest lake, is located at the center of the province...

, in 1570.

His descendants became hatamoto

Hatamoto

A was a samurai in the direct service of the Tokugawa shogunate of feudal Japan. While all three of the shogunates in Japanese history had official retainers, in the two preceding ones, they were referred to as gokenin. However, in the Edo period, hatamoto were the upper vassals of the Tokugawa...

 under the Tokugawa shogunate

Tokugawa shogunate

The Tokugawa shogunate, also known as the and the , was a feudal regime of Japan established by Tokugawa Ieyasu and ruled by the shoguns of the Tokugawa family. This period is known as the Edo period and gets its name from the capital city, Edo, which is now called Tokyo, after the name was...

.