Staff
The number in [ ] shows Guest Members, ( ): Female and < >: Foreign staff respectively.
| Professor | Associate Professor | Research Associate | Research Fellow | Technical Staff | Administrative Staff | Adjunct Staff | Total | |
|---|---|---|---|---|---|---|---|---|
| Number of Staff [ ]: Guest Members | 13 [7] | 16 [2] | 31 | 17 | 7 | 26 | 49 | 159 [9] |
| ( ): Female < >: Foreign Staff | (0) <1> | (0) <0> | (2) <5> | (2) <5> | (1) | (8) | (37) | (50) <11> |
| staff + [visiter] | (female) / <foreigner> | |
| Prof. | 12 + [9] | (0) / <0> |
| Associate Prof. | 18 + [3] | (0) / <1> |
| Associate Prof. | 33 | (2) / <4> |
| Research Fellows | 14 | (1) / <4> |
| Technical Staff | 7 | (1) / <0> |
| Administrative Staff | 29 | (8) / <0> |
| Adjuncts | 49 | (31) / <0> |
| Total | 162 + [12] | (43) / <9> |
Graduate Students
ICRR accepts graduate students, and also delivers lectures for them as a part of the Graduate School of Science, the University of Tokyo. ICRR also conducts liberal seminars for undergraduate students. ICRR also accepts graduate students from other universities inside and outside Japan as special listeners, special researchers, and foreign researchers, as the graduate school of the University of Tokyo.
The table lists the number of graduate students accepted by ICRR in recent years.
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Master’s Course | 37 | 37 | 30 | 21 | 22 |
| Doctor’s Course | 23 | 28 | 27 | 30 | 26 |
| Total | 60 | 65 | 57 | 51 | 48 |
Representatives
Cosmic Ray Observatory, The University of Tokyo
| Position | Name | Term of office |
|---|---|---|
| Director | HIRATA, Morizo | 1953.8.1 – 1955.8.31 |
| Director | KIKUCHI, Seishi | 1955.9.1 – 1959.9.21 |
| Acting Director | NONAKA, Itaru | 1959.9.22 – 1960.7.31 |
| Acting Director | KUMAGAI, Hiroo | 1960.8.1 – 1960.11.30 |
| Director | NONAKA, Itaru | 1960.12.1 – 1970.3.31 |
| Director | SUGA, Kouichi | 1970.4.1 – 1972.3.31 |
| Director | MIYAKE, Saburo | 1972.4.1 – 1976.5.24 |
Institute for Cosmic Ray Research, The University of Tokyo
| Position | Name | Term of office |
|---|---|---|
| Director | MIYAKE, Saburo | 1976.5.25 – 1984.3.31 |
| Director | KAMATA, Kouichi | 1984.4.1 – 1986.3.31 |
| Director | KONDO, Ichiro | 1986.4.1 – 1987.3.31 |
| Acting Director | TANAHASHI, Goro | 1987.4.1 – 1987.4.30 |
| Director | ARAFUNE, Jiro | 1987.5.1 – 1997.3.31 |
| Director | TOTSUKA, Yoji | 1997.4.1 – 2001.3.31 |
| Director | YOSHIMURA, Motohiko | 2001.4.1 – 2004.3.31 |
| Director | SUZUKI, Yoichiro | 2004.4.1 – 2008.3.31 |
| Vice Director | KURODA, Kazuaki | 2004.4.1 – 2008.3.31 |
| Vice Director | FUKUSHIMA, Masaki | 2008.4.1 – 2012.3.31 |
| Director | KAJITA, Takaaki | 2008.4.1 – 2022.3.31 |
| Vice Director | TERASAWA, Toshio | 2012.4.1 – 2016.3.31 |
| Vice Director | NAKAHATA, Masayuki | 2015.12.1 – 2022.3.31 |
| Vice Director | KAWASAKI, Masahiro | 2016.4.1 – 2022.3.31 |
| Director | NAKAHATA, Masayuki | 2022.4.1 – 2024.3.31 |
| Vice Director | TAKITA, Masato | 2022.4.1 – 2024.3.31 |
| Director | OGIO, Shoichi | 2024.4.1 – |
| Vice Director | MORIYAMA, Shigetaka | 2024.4.1 – |
Norikura Observatory
| Position | Name | Term of office |
|---|---|---|
| Acting Director | MIYAKE, Saburo | 1976.5.25 – 1977.2.28 |
| Director | KONDO, Ichiro | 1977.3.1 – 1987.3.31 |
| Director | YUDA, Toshinori | 1987.4.1 – 2000.3.31 |
| Director | FUKUSHIMA, Masaki | 2000.4.1 – 2003.3.31 |
| Director | TAKITA, Masato | 2003.4.1 – 2022.3.31 |
| Director | SAKO, Takashi | 2022.4.1 – |
Akeno Observatory
| Position | Name | Term of office |
|---|---|---|
| Director | KAMATA, Kouichi | 1977.4.18 – 1984.3.31 |
| Director | TANAHASHI, Goro | 1984.4.1 – 1988.3.31 |
| Director | NAGANO, Motohiko | 1988.4.1 – 1998.3.31 |
| Director | TESHIMA, Masahiro | 1998.4.1 – 2002.12.31 |
| Director | FUKUSHIMA, Masaki | 2003.1.1 – 2012.3.31 |
| Director | SAGAWA, Hiroyuki | 2012.4.1 – 2022.3.31 |
| Director | OGIO, Shoichi | 2022.4.1 – |
Kamioka Observatory
| Position | Name | Term of office |
|---|---|---|
| Director | TOTSUKA, Yoji | 1995.4.1 – 2002.9.30 |
| Director | SUZUKI, Yoichiro | 2002.10.1 – 2014.3.31 |
| Director | NAKAHATA, Masayuki | 2014.4.1 – 2022.3.31 |
| Director | SHIOZAWA, Masato | 2022.4.1 – |
Research Center for Cosmic Neutrinos
| Position | Name | Term of office |
|---|---|---|
| Director | KAJITA, Takaaki | 1999.4.1 – 2016.3.31 |
| Director | OKUMURA, Kimihiro | 2016.4.1 – 2024.11.20 |
| Director | ITOW, Yoshitaka | 2024.11.21 – |
KAGRA Observatory
| Position | Name | Term of office |
|---|---|---|
| Director | OHASHI, Masatake | 2016.4.1 – 2024.3.31 |
| Director | MIYOKI, Shinji | 2024.4.1 – |
High Energy Astrophysics Facility in Canarias
| Position | Name | Term |
|---|---|---|
| Director | TESHIMA, Masahiro | 2019.4.1 – 2022.3.31 |
| Director | KUBO, Hidetoshi | 2022.4.1 – |
