武田勝頼
After Oda Nobunaga's victory at Nagashino, Uesugi Kenshin broke off his alliance with Oda Nobunaga and Tokugawa Ieyasu, he then initiated an alliance in 1575 with the Ishiyama Honganji warrior monks (Ikko Ikki) and Takeda Katsuyori of the Takeda clan, with whom he had previously been at odds.