Kageyoshi Tada (多田 景義, Tada Kageyoshi, died 1950) was a Japanese physician who worked in Miyako Nanseien Sanatorium, Okinawa Prefecture, Japan, between 1938 and 1945.
In 1945, 110 in-patients died of malaria, malnutrition, and as direct effects of air attacks, while his group escaped to the army shelter.
In 1915, he graduated from Kumamoto Medical School, and he was appointed chief doctor in Ojikajima Koseien Sanatorium, Korea (National Sorok Hospital).
Tada served as the director of the Miyako Nanseien Sanatorium during World War II.
He intensified the strict segregation of patients through the construction of barbwired fences, and the building of a special prison.