In this Japanese name, the family name is Akechi.
Akechi Mitsuyoshi (明智 光慶 , 1569 – July 4, 1582) was a Japanese samurai of the Sengoku period and the eldest son of Akechi Mitsuhide. He was defeated at Battle of Yamazaki by Nakagawa Kiyohide and Dom Justo Takayama, whereupon he committed suicide.
The original article can be found at Akechi Mitsuyoshi and the edit history here.