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 ...
of 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 ...
, who served the
Takeda clan
The was a Japanese samurai clan active from the late Heian period until the late 16th century. The clan was historically based in Kai Province in present-day Yamanashi Prefecture. The clan reached its greatest influence under the rule of Taked ...
. He died at the fourth
battle of Kawanakajima
The were a series of battles fought in the Sengoku period of Japan between Takeda Shingen of Kai Province and Uesugi Kenshin of Echigo Province from 1553 to 1564.
Shingen and Kenshin contested each other for control of the plain of Kawanakaj ...