Kōyō Gunkan

The Kōyō Gunkan (甲陽軍鑑) is a record of the military exploits of the Takeda family, compiled largely by the Takeda vassal Kōsaka Danjō Masanobu, and completed in 1616 by Obata Kagenori. It provides some of the most detailed descriptions and statistics of warfare in the Sengoku period available today. The term Bushido was first used in Kōyō Gunkan.

Kōyō Gunkan

The Kōyō Gunkan (甲陽軍鑑) is a record of the military exploits of the Takeda family, compiled largely by the Takeda vassal Kōsaka Danjō Masanobu, and completed in 1616 by Obata Kagenori. It provides some of the most detailed descriptions and statistics of warfare in the Sengoku period available today. The term Bushido was first used in Kōyō Gunkan.