Battle of Takajō
1587 CE.
Shown on the map at 32.168°, 131.473°.
The 1587 Battle of Takajō, also known as the Battle of Takashiro, was the first battle in Toyotomi Hideyoshi's campaigns to seize control of Kyūshū during Japan's Sengoku period.
Text from the Wikipedia article Battle of Takajō, licensed CC BY-SA 4.0.