The 1582 siege of Takatō was one of the final battles of the Takeda clan against the forces of Oda Nobunaga

Oda Nobunaga

was the initiator of the unification of Japan under the shogunate in the late 16th century, which ruled Japan until the Meiji Restoration in 1868. He was also a major daimyo during the Sengoku period of Japanese history. His opus was continued, completed and finalized by his successors Toyotomi...

 and Tokugawa Ieyasu

Tokugawa Ieyasu

 was the founder and first shogun of the Tokugawa shogunate of Japan , which ruled from the Battle of Sekigahara  in 1600 until the Meiji Restoration in 1868. Ieyasu seized power in 1600, received appointment as shogun in 1603, abdicated from office in 1605, but...

.

After the destruction of the Takeda in Kai province

Kai Province

, also known as , is an old province in Japan in the area of Yamanashi Prefecture. It lies in central Honshū, west of Tokyo, in a landlocked mountainous region that includes Mount Fuji along its border with Shizuoka Prefecture....

 in 1582, resulting in the death of Takeda Katsuyori

Takeda Katsuyori

was a Japanese daimyo of the Sengoku Period, who was famed as the head of the Takeda clan and the successor to the legendary warlord Takeda Shingen. He was the son of Shingen by the , the daughter of Suwa Yorishige...

 and many others, Takeda Morinobu (also known as Nishina Morinobu), the fifth son of the famed Takeda Shingen

Takeda Shingen

, of Kai Province, was a preeminent daimyo in feudal Japan with exceptional military prestige in the late stage of the Sengoku period.-Name:Shingen was called "Tarō" or "Katsuchiyo" during his childhood...

, fortified himself within the Takatō castle. Oda Nobutada

Oda Nobutada

was the eldest son of Oda Nobunaga, and a samurai who fought in many battles during the Sengoku period. He commanded armies under his father in battles against Matsunaga Hisahide and against the Takeda clan....

ordered that a certain priest would be sent to Morinobu to mediate, but Morinobu responded by cutting the unfortunate man's nose and ears, and then sent him back. Following this, Nobutada launched a full-scale attack on the castle, effectively killing Morinobu.