Background
Kiyonaga Koriki was born in 1530 in Mikawa Province (Aichi Prefecture). He was a descendant of Nao-zane Kumagai.
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Kiyonaga Koriki was born in 1530 in Mikawa Province (Aichi Prefecture). He was a descendant of Nao-zane Kumagai.
Kiyonaga Koriki served Tokugawa Ieyasu in 1552. In Mikawa, he served as one of Ieyasu's three magistrates (san-bugyō), together with Amano Yasukage and Honda Shigetsugu.
Fought in the Battle of Otaka, and then suppressed the rebellion of Ikku (Shinshu) Sect (1560). He was appointed Commissioner or Mikawa Province and was praised for his wise administration and also distinguished himself in several battles (1568). Was given the Tanaka Castle in Suruga Province (Shizuoka Prefecture) as a gift (1581) and later helped in bringing about a truce between Hideyoshi Toyotomi and Ieyasu Tokugawa (1584). Under orders from Hideyoshi built the Jurakudai (famous mansion) at Kyoto. Kiyonaga Koriki was again rewarded, this time with the Iwatsuki Castle and a fief of 10,000 koku of rice (1890).
Kiyonaga was also active in various battles. He transported provisions to Otaka Castle at the Battle of Okehazama, helped suppress the Ikkō-ikki of Mikawa Province, joined in the pacification of Tōtōmi Province, and took part in the Battle of Komaki and Nagakute. Kiyonaga also assisted with ship construction for the Seven-Year War.
Kiyonaga was known for his leniency.
As Kiyonaga Koriki was preceded in death by his son Masanaga, Kiyonaga retired after the Sekigahara, and passed down family headship to his grandson Tadafusa.