was an officer under the Uesugi clan following 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...

 of the 16th century.

During the expedition into the Kantō region

Kanto region

The is a geographical area of Honshu, the largest island of Japan. The region includes the Greater Tokyo Area and encompasses seven prefectures: Gunma, Tochigi, Ibaraki, Saitama, Tokyo, Chiba, and Kanagawa. Within its boundaries, slightly more than 40 percent of the land area is the Kantō Plain....

, and the Invasion of Etchu, he indeed made quite a name for himself. Other than being a grand warrior, it is known that in administration skills, he was very gifted. Uesugi Kenshin

Uesugi Kenshin

was a daimyo who ruled Echigo province in the Sengoku period of Japan.He was one of the most powerful lords of the Sengoku period. While chiefly remembered for his prowess on the battlefield, Kenshin is also regarded as an extremely skillful administrator who fostered the growth of local industries...

 placed him in a high place of trust. Serving under Uesugi Kagekatsu

Uesugi Kagekatsu

was a daimyo during the Sengoku and Edo periods of Japanese history. The son of Nagao Masakage and husband of Uesugi Kenshin's elder sister, Aya-Gozen. After his father died, he was adopted by Kenshin....

, after the death of his previous lord, Kenshin. Pushing back many attacks from that of the Oda

ODA

*ODA or Oda may refer to:*Oda , a typical Albanian room*Oda , is a room within harem especially in the Ottoman Empire- Computing :* Open Data Center Alliance - Data Center and Cloud Infrastructure Standards...

.