DigiNepal
Masatoshi Koshiba
内閣官房内閣広報室 · CC BY 4.0
Suggest a better photo · Report

Masatoshi Koshiba

Japanese physicist and astronomer (1926-2020)

नेपालीमा पढ्नुहोस् · हिंदी में पढ़ें

  • नेपाली · English · हिंदीRead in your language
  • CitedEvery fact sourced
  • Ad-freeNo ads, no tracking

Masatoshi Koshiba (小柴 昌俊, Koshiba Masatoshi; 19 September 1926 – 12 November 2020) was a Japanese physicist and one of the founders of neutrino astronomy. His work with the neutrino detectors Kamiokande and Super-Kamiokande was instrumental in detecting solar neutrinos, providing experimental evidence for the solar neutrino problem.

Quick facts

Born
wd
Place of birth
Toyohashi wd
Died
wd
Place of death
Tokyo wd
Citizenship
Japan, Empire of Japan wd
Occupation
physicist, professor, researcher wd
Education
University of Tokyo, Meiji University, University of Rochester, Kanagawa Prefectural Yokosuka High School wd

Awards wd

  • Commander's Cross of the Order of Merit of the Federal Republic of Germany (1985)
  • Order of Culture (1997)
  • Nobel Prize in Physics (2002)
  • Benjamin Franklin Medal (2003)
  • Order of the Rising Sun, 1st class (2003)
  • Wolf Prize in Physics (2000)
  • Humboldt Research Fellowship
  • Person of Cultural Merit (1988)
  • Asahi Prize (1987)
  • Fellow of the American Physical Society
  • Panofsky Prize (2002)
  • Humboldt Prize (1997)
  • Fellow of the Bangladesh Academy of Science
  • Nishina Memorial Prize (1987)

About

Koshiba won the Nobel Prize in Physics in 2002, jointly with Raymond Davis Jr., "for pioneering contributions to astrophysics, in particular for the detection of cosmic neutrinos". Koshiba was the first Japanese Nobel laureate to hold two doctoral degrees. In addition, he was the second Japanese recipient of both the Nobel Prize and the Wolf Prize. His mentor, Sin-Itiro Tomonaga, and his student, Takaaki Kajita, were also Nobel Prize winners in Physics.

He was a senior counselor at the International Center for Elementary Particle Physics (ICEPP) and professor at the University of Tokyo.

Questions

When was Masatoshi Koshiba born?
Masatoshi Koshiba was born on 19 September 1926 in Toyohashi.
Where did Masatoshi Koshiba study?
Masatoshi Koshiba was educated at University of Tokyo, Meiji University, University of Rochester, Kanagawa Prefectural Yokosuka High School.

Sources

  1. Wikipedia (English): Masatoshi Koshiba · CC BY-SA 4.0
  2. Wikidata item Q155773 · CC0 1.0
  3. Image: Masatoshi Koshiba 2002.jpg by 内閣官房内閣広報室 (CC BY 4.0)

Last updated · facts checked 3 November 2026

Cite this page

"Masatoshi Koshiba". DigiNepal. Last updated 31 October 2026. https://diginpl.com/people/masatoshi-koshiba. Retrieved 4 November 2026.

Machine-readable versions: JSON · Markdown

Text from the Wikipedia article Masatoshi Koshiba, licensed under CC BY-SA 4.0. This page's text is shared under the same licence. Facts from Wikidata (CC0). Image: Masatoshi Koshiba 2002.jpg — 内閣官房内閣広報室, CC BY 4.0.

Is this you, or do you work in this person's office? Claim this profile

← People