Masatoshi Koshiba

Masatoshi Koshiba
Koizumi Cabinet E-mail Magazine, No.74, December 12, 2002
Born	September 19, 1926(1926-09-19) Toyohashi, Aichi, Japan
Died	November 12, 2020(2020-11-12) (aged 94) Tokyo, Japan
Nationality	Japan
Fields	Physics
Institutions	University of Chicago University of Tokyo Tokai University
Alma mater	University of Tokyo University of Rochester
Doctoral advisor	Morton F. Kaplon
Other academic advisors	Shin'ichirō Tomonaga Takahiko Yamanouchi
Doctoral students	Yoji Totsuka Atsuto Suzuki
Other notable students	Takaaki Kajita
Known for	Astrophysics, neutrinos
Notable awards	Humboldt Prize (1997) Wolf Prize in Physics (2000) Nobel Prize in Physics (2002)

Masatoshi Koshiba (小柴 昌俊, Koshiba Masatoshi, September 19, 1926 – November 12, 2020) was a Japanese physicist. He was known as one of the founders of Neutrino astronomy. He won the Nobel Prize in Physics with Raymond Davis, Jr. in 2002.

He was Senior Counselor of International Center for Elementary Particle Physics (ICEPP) and Emeritus Professor of University of Tokyo.

Koshiba died on November 12, 2020 in Tokyo at the age of 94.