(1909 – December 17, 1933) was a Japanese swimmer who competed at the 1928 Summer Olympics in Amsterdam. Born in Yamanashi Prefecture, Sada grew up in Nagoya and was a graduate of Meiji University. Sada was a member of the Japanese team which won the silver medal for the 4 × 200 meter freestyle relay event at the 1928 Amsterdam Olympics. After the Olympics, he went to work for Hankyu, but died due to a disease in 1933. External links profile 1909 births 1933 deaths Sportspeople from Yamanashi Prefecture Meiji University alumni Olympic swimmers of Japan Swimmers at the 1928 Summer Olympics Olympic silver medalists for Japan Japanese male freestyle swimmers Medalists at the 1928 Summer Olympics Olympic silver medalists in swimming 20th-century Japanese people