Japanese mathematician.
Born April 21st, 1875 in Kasuga. [ref]
Died February 29th, 1960 at 84 years old in Tokyo. [ref]
Those men who, in war, seek to preserve their lives at any rate commonly die with shame and ignominy, while those who look upon death as common to all, and unavoidable, and are only solicitous to die with honour, oftener arrive at old age and, while they live, live happier. Xenophon