Akito Arima
Arima in 2011
Born	(1930-09-13)September 13, 1930 Osaka, Japan
Died	December 7, 2020(2020-12-07) (aged 90)
Nationality	Japanese
Alma mater	University of Tokyo
Known for	Interacting boson model
Awards	Nishina Memorial Prize Humboldt Prize John Price Wetherill Medal Order of Merit of the Federal Republic of Germany Japan Academy Prize Tom W. Bonner Prize in Nuclear Physics Legion of Honour Order of the British Empire (KBE) Person of Cultural Merit Grand Cordon of the Order of the Rising Sun Order of Culture
Scientific career
Fields	Physics
Institutions	University of Tokyo Argonne National Laboratory Rutgers University State University of New York at Stony Brook Hosei University RIKEN

Akito Arima, KBE (有馬 朗人, Arima Akito, 13 September 1930 – 7 December 2020) was a Japanese nuclear physicist, politician, and haiku poet, known for the interacting boson model.^[1][2][3][4]

Arima was born 1930 in Osaka. He studied at the University of Tokyo, where he received his doctorate in 1958. He became a research associate at the Institute for Nuclear Studies in 1956.

Arima became a lecturer in 1960, and an associate professor at the Department of Physics in 1964 at the University of Tokyo. He was promoted to a full professor in 1975. He was president of the University of Tokyo during 1989–1993. In 1993, he moved to Hosei University. Since 1993, he has been scientific adviser of the Ministry of Education and from 1993 to 1998 president of RIKEN.^[5][6]

He was a visiting professor at Rutgers University, New Jersey (1967–1968), and a professor at the State University of New York at Stony Brook (1971–1973). In 1974, he founded the interacting boson model with Francesco Iachello.

In 1998 he entered the Diet of Japan as a member of the House of Councillors for the Liberal Democratic Party. He was Minister of Education until 1999 under the government of Keizo Obuchi. After the cabinet reshuffle in 1999, he served as Director of the Science Museum. From 2000 he was chairman of the Japan Science Foundation.

Arima has served as the Chancellor of Musashi Academy of the Nezu Foundation since 2006.^[7][8]

Arima died from heart failure on December 7, 2020, at the age of 90.^[9] He was posthumously promoted to the court rank of Senior Third Rank (shosanmi or ōkimi no tsunokurai), which is usually awarded to high-ranking politicians and prominent scholars in post-war Japan.^[10]

• Nishina Memorial Prize (1978)
• Honorary Professor, the University of Glasgow (1984)
• Humboldt Award (1987)
• Haiku Society Prize for a book of poetry (haiku poems) (1988)^[11]
• John Price Wetherill Medal of the Franklin Institute (1990)
• Grand Cross of the Order of Merit of the Federal Republic of Germany (1990)
• Military William Order (1991)
• Honorary Doctor, Drexel University (1992)
• Honorary Professor, the University of Science and Technology, China (1992)
• Honorary Doctor, Chung Yuan Christian University, Taiwan (1992)
• Bonner Prize of the American Physical Society (1993)
• Japan Academy Prize (1993)
• Honorary Doctor, the State University of New York at Stony Brook (1994)
• Honorary Doctor, the University of Groningen (1994)^[12]
• Honorary Doctor, the University of Birmingham (1996)
• Grand Officier of the Legion of Honour (1998)
• Foreign Honorary Member of the American Academy of Arts and Sciences (1999)^[13]
• Honorary Knight Commander of the Order of the British Empire (KBE) (2002)
• Person of Cultural Merit (2004)
• Grand Cordon of the Order of the Rising Sun (2004)
• Order of Culture (2010)
• Dakotsu Prize (2018)

• Media related to Akito Arima at Wikimedia Commons