Akiyama Saneyuki

Akiyama Saneyuki (秋山 真之?, April 12, 1868 – February 4, 1918) was a Meiji-period career officer in the Imperial Japanese Navy. He was famous as a planner of Battle of Tsushima in the Russo-Japanese War. The Japanese general Akiyama Yoshifuru was his elder brother and the Japanese politician Hisako Ōishi was his granddaughter.