1557: Third Battle of Kawanakajima
Takeda Harunobu and Nagao Kagetora again confronted each other in northern Shinano, with military tension around Kawanakajima continuing.
Events this year
Month 5
After the Takeda took Katsurayama Castle, Nagao Kagetora marched into northern Shinano, but the Takeda avoided a decisive engagement and nothing was settled.
See this battle in detail →Sources 長野市「川中島古戦場史跡公園」／ながの観光net「川中島の戦い 史跡ガイド」
Mōri Motonari advanced into Suō and Nagato and took control of the former Ōuchi territories.
See this battle in detail →Sources 山口県「さらば!! 西国一の大名・大内氏「最後の当主」大内義長」／Wikipedia「防長経略」
Akizuki Fumitane and his son Harutane, who turned against the Ōtomo to ally with the Mōri, were defeated and died in battle at Koshosan Castle under the attack of Ōtomo Yoshishige, and the castle fell.
Sources 朝倉市「ふるさと人物誌1 戦国時代を翔けた『秋月種実』」
Miyoshi Nagayoshi founded Nanshūji to honor his father's memory, with Dairin Sōtō of Daitokuji serving as the founding abbot.
Sources 堺市「南宗寺仏殿、山門、唐門」