Battle of Mimigawa
1578 CE.
Shown on the map at 32.166°, 131.481°.
The Battle of Mimigawa was fought in Japan between the Ōtomo clan and the Shimazu clan in 1578. The Ōtomo force was led by Sorin's brother-in-law Tawara Chikataka, while the Shimazu clan was led by Shimazu Yoshihisa.
Text from the Wikipedia article Battle of Mimigawa, licensed CC BY-SA 4.0.