The siege of Arai (新井城の戦い) was among the first steps taken by Hōjō Sōun towards becoming one of the most powerful warlords of Japan's Sengoku period. After attacking Kamakura in 1512, Hōjō turned to Arai castle, on Miura Peninsula, to the south, which was controlled by Miura Yoshiatsu.

Siege of Arai
Part of the Sengoku period
DateJuly 11, 1516
Location
Arai castle, Sagami Province
Result Hōjō victory
Belligerents
Miura clan
Uesugi clan
forces of Hōjō Soun
Commanders and leaders
Miura Yoshiatsu 
Miura Yoshimoto 
Uesugi Tomooki
Hōjō Soun
Strength
6,000 9,000

Miura Yoshiatsu's son Yoshimoto, believing defeat to be inevitable, killed himself by chopping off his own head.[1]

References

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  1. ^ Turnbull, Stephen (1998). The Samurai Sourcebook. Cassell & Co. p. 208. ISBN 1854095234.