He led the performance-related design of the kamikaze attack aircraft Yokosuka MXY-7 Ohka during World War II.
[1] After graduating from Ichinomiya High School, he entered the Tokyo Imperial University, Faculty of Engineering.
in Engineering with his thesis "Study on approximate solution methods in elastic mechanics".
As Captain Technical, Washizu took part in the design of the attack aircraft Yokosuka MXY-7 Ohka during World War II.
[3] His daughter Hiroko Washizu (born 1952) is a scholar of American literature and professor at the University of Tsukuba.