The 1537 siege of Musashi-Matsuyama was the first of several sieges of Matsuyama castle in Japan's Musashi province over the course of the Sengoku period (1467-1603).
The 1537 siege of Musashi-Matsuyama was a pivotal event that marked the start of repeated attacks on Matsuyama castle in Japan's Musashi province, which would continue throughout the Sengoku period.