Oda Nobunaga's letter is found. Just before Nagashino's battle.
Just before Nagano's battle with Takeda Katsunori, Oda Nobunaga found a new letter indicating that he was currently working on political work in Fukui Prefecture to deal with one-off, and many experts were surveyed. He pointed out that Nobunaga's detailed politics, which had issued directions in parallel, could be understood.
This letter was purchased by a man in Tokyo from an antique merchant, and was determined to be a red stamp by Oda Nobunaga, which was not known before, in a survey of the University of Tokyo historical materials compilation office.
According to Associate Professor Yuki Murai, who conducted the survey, the letter was addressed to Echizen = current Fukui prefecture landlord Mr. Kannami on March 16, 1575 AD, and promised to give the territory And we are demanding more loyalty.
Since Nobunaga started an attack on Echizen's one-off line in August of this year, letters are considered to be part of the political work that preceded it.
In May of the same year, he faced Nagashino's battle in Aichi Prefecture, and collided with the army of Takeda Katsunori, so that Dr. Murai was instructing Nobunaga in many directions in parallel. I understand.
It is rare to find Nobunaga's red stamps that have not been known so far, Associate Professor Murai said, “Nobunaga gave a direct instruction to a small area, and he was very politics. It is a historical material that shows a part of personality and behavior. "