Tsuruko Haraguchi

Tsuruko Haraguchi
Haraguchi, c. 1909
Born	Tsuru Arai (新井つる) (1886-06-18)June 18, 1886 Tomioka, Gunma, Japan
Died	26 September 1915(1915-09-26) (aged 29)
Occupation	Academic psychologist
Academic background
Alma mater	Japan Women's University, Teachers College, Columbia University
Thesis	Mental Fatigue (1912)
Doctoral advisor	Edward Thorndike
Other advisors	Matatarō Matsumoto, Robert S. Woodworth, James McKeen Cattell
Academic work
Discipline	Psychology
Sub-discipline	Experimental psychology Pedagogy
Main interests	Mental fatigue
Notable ideas	Transferred fatigue
Influenced	Tomi Wada[1]

Tsuruko Haraguchi (Japanese: 原口鶴子, 18 June 1886 – 26 September 1915) was a Japanese psychologist and the first Japanese woman to receive a Doctor of Philosophy.