The 1530 battle of Ozawahara was the first battle for Hōjō Ujiyasu, then fifteen years old. He faced Uesugi Tomooki. The battle was part of a seventeen-year struggle, which began with the 1524 siege of Edo, between the Hōjō clan and the Uesugi for control of the Kantō region.
References
- Turnbull, Stephen (1998). 'The Samurai Sourcebook'. London: Cassell & Co.
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