Ōuchi Sadatsuna

Ōuchi Sadatsuna
Native name	大内 定綱
Born	1545 Mutsu Province
Died	1610
Commands	Obama Castle, Hobara Castle, Maezawa Castle
Battles / wars	Battle of Suriagehara, Korean Campaign

In this Japanese name, the surname is Ōuchi.

Ōuchi Sadatsuna (大内 定綱, 1545–1610) was a Japanese samurai and military commander of the Sengoku period. He was the lord of the Obama Castle.^[1][2] Sadatsuna belonged under the command of Tamura Kiyoaki.^[3] But Sadatsuna switched from the Tamura clan to the Ashina clan and he became independent of the Tamura clan.^[3] Later, he served the Date clan and became a senior retainer.^[4][5]

References

1. "NHK大河ドラマの舞台をめぐる小さな旅" (PDF) (in Japanese). Fukushima pref official pdf. Retrieved 29 October 2021.
2. "Obama castle" (in Japanese). Japan Travel And Tourism Association. Retrieved 29 October 2021.
3. "大内定綱の強気の背景には会津の蘆名氏が" (in Japanese). 歴人マガジンWEB. Retrieved 29 October 2021.
4. "小浜城（読み）おばまじょう 日本の城がわかる事典「小浜城」の解説" (in Japanese). kotobank. Retrieved 29 October 2021.
5. "伊達氏ゆかりの歴史を訪ねて 保原城" (PDF) (in Japanese). Date city official pdf. Retrieved 29 October 2021.