Jiro Nagasawa, Date of Birth, Place of Birth, Date of Death

Jiro Nagasawa

Japanese Olympic swimmer

Date of Birth: 02-Feb-1932

Place of Birth: Numazu, Shizuoka Prefecture, Japan

Date of Death: 23-Mar-2010

Profession: swimmer

Nationality: Japan

Zodiac Sign: Aquarius

Jiro Nagasawa (?? ??, Nagasawa Jiro, February 2, 1932 – March 23, 2010) was a Japanese swimmer.
He is credited with the invention of the modern butterfly stroke.
Although not the first to swim the butterfly-breaststroke, Nagasawa was the first to us a dolphin kick, where the legs stayed together and moved simultaneously up then down.