Kazuo Kageyama (蔭山 和夫, Kageyama Kazuo; January 16, 1927 – November 17, 1965) was a Japanese professional baseball third basemen and manager for the Nankai Hawks of Nippon Professional Baseball (NPB). He was named manager of the Hawks in November 1965, but died of a sleeping pill overdose later that month.
Source: “Kazuo Kageyama”, English Wikipedia (CC BY-SA 4.0), excerpt