Facts and Figures
Employees
As of September 2025, OIST has 1,159 employees from 73 countries and territories.
| Total | International | Women | |
|---|---|---|---|
| Faculty | 92 | 58 (63%) | 21 (23%) |
| Research Unit Staff | 492 | 352 (72%) | 182 (37%) |
| Research Support Staff | 85 | 46 (54%) | 35 (41%) |
| Administrative Staff | 490 | 109 (22%) | 347 (71%) |
| Total | 1,159 | 565 (49%) | 585 (50%) |
Visit the Careers page to see job postings and open positions.
PhD Students
As of September 2025, OIST has 303 PhD students from 54 countries and territories.
| Total | International | Women | |
|---|---|---|---|
| PhD Students | 303 | 78% | 41% |
Visit the OIST Admissions website for information about the PhD program and research internships.
Number of Students Admitted per Academic Year (Chart)
Number of Students Admitted per Academic Year (Table)
| Year Sort descending | Total Students | International | Women |
|---|---|---|---|
| 2012 | 34 | 28 | 10 |
| 2013 | 20 | 15 | 5 |
| 2014 | 27 | 21 | 12 |
| 2015 | 24 | 22 | 7 |
| 2016 | 35 | 29 | 17 |
| 2017 | 37 | 32 | 13 |
| 2018 | 34 | 33 | 14 |
| 2019 | 52 | 43 | 20 |
| 2020 | 62 | 49 | 30 |
| 2021 | 44 | 34 | 14 |
| 2022 | 50 | 41 | 15 |
| 2023 | 55 | 45 | 22 |
| 2024 | 50 | 38 | 28 |
Countries and Territories Represented
Employee Nationalities and Territories (Map)
Employee Nationalities and Territories (List)
| Territory Sort descending | Employees |
|---|---|
| Afghanistan | 1 |
| Algeria | 1 |
| Argentina | 1 |
| Australia | 10 |
| Austria | 4 |
| Bangladesh | 4 |
| Belarus | 1 |
| Belgium | 7 |
| Benin | 1 |
| Brazil | 8 |
| Bulgaria | 3 |
| Canada | 13 |
| China | 40 |
| Colombia | 1 |
| Czechia | 7 |
| Denmark | 2 |
| Dominican Republic | 1 |
| Egypt | 2 |
| El Salvador | 1 |
| Estonia | 2 |
| Finland | 4 |
| France | 25 |
| Georgia | 1 |
| Germany | 29 |
| Ghana | 1 |
| Greece | 2 |
| Hungary | 4 |
| India | 57 |
| Indonesia | 6 |
| Iran | 6 |
| Ireland | 8 |
| Israel | 8 |
| Italy | 15 |
| Japan | 595 |
| Kazakhstan | 1 |
| Lebanon | 1 |
| Lithuania | 2 |
| Luxembourg | 1 |
| Madagascar | 1 |
| Malaysia | 4 |
| Mexico | 11 |
| Morocco | 2 |
| Nepal | 1 |
| Netherlands | 4 |
| New Zealand | 9 |
| Pakistan | 1 |
| Peru | 2 |
| Philippines | 7 |
| Poland | 5 |
| Portugal | 5 |
| Romania | 4 |
| Russia | 23 |
| Saudi Arabia | 2 |
| Singapore | 1 |
| Slovakia | 3 |
| South Africa | 2 |
| South Korea | 10 |
| Spain | 13 |
| Sri Lanka | 1 |
| Sweden | 4 |
| Switzerland | 1 |
| Taiwan | 22 |
| Thailand | 2 |
| Tunisia | 1 |
| Türkiye | 5 |
| Undisclosed | 15 |
| United Arab Emirates | 1 |
| United Kingdom | 39 |
| United States | 75 |
| Venezuela | 1 |
| Viet Nam | 4 |
| Yemen | 1 |
| Zambia | 1 |
PhD Student Nationalities and Territories (Map)
PhD Student Nationalities and Territories (List)
| Territory Sort descending | Students |
|---|---|
| Algeria | 1 |
| Austria | 2 |
| Belarus | 2 |
| Belgium | 1 |
| Brazil | 7 |
| Canada | 4 |
| China | 12 |
| Colombia | 2 |
| Croatia | 1 |
| Cyprus | 1 |
| Czechia | 2 |
| Ecuador | 2 |
| Egypt | 2 |
| Finland | 1 |
| France | 9 |
| Germany | 5 |
| Greece | 1 |
| Hong Kong | 2 |
| India | 28 |
| Indonesia | 8 |
| Iran | 4 |
| Israel | 3 |
| Italy | 3 |
| Japan | 67 |
| Kazakhstan | 3 |
| Latvia | 1 |
| Macao | 1 |
| Madagascar | 1 |
| Malaysia | 2 |
| Mexico | 7 |
| Netherlands | 4 |
| New Zealand | 1 |
| Pakistan | 3 |
| Philippines | 2 |
| Poland | 4 |
| Portugal | 1 |
| Romania | 1 |
| Russia | 27 |
| Singapore | 3 |
| Slovakia | 1 |
| Slovenia | 1 |
| South Korea | 5 |
| Spain | 6 |
| Sri Lanka | 2 |
| Sweden | 1 |
| Switzerland | 3 |
| Syria | 2 |
| Taiwan | 10 |
| Thailand | 1 |
| Uganda | 1 |
| Ukraine | 9 |
| United Kingdom | 12 |
| United States | 16 |
| Viet Nam | 2 |
Outreach Statistics
OIST connects to the community — elementary, junior high, and high school students, as well as teachers and the general public in Okinawa — through science outreach, campus visits, and cultural activities.
Outreach Event Participants (Chart)
Outreach Event Participants (Table)
| Year Sort descending | General Public | Students & Teachers |
|---|---|---|
| 2011 | 1,888 | 5,665 |
| 2012 | 8,443 | 8,957 |
| 2013 | 25,372 | 9,612 |
| 2014 | 26,600 | 8,826 |
| 2015 | 21,465 | 8,252 |
| 2016 | 19,232 | 9,179 |
| 2017 | 17,534 | 9,749 |
| 2018 | 14,800 | 10,003 |
| 2019 | 11,635 | 8,455 |
| 2020 | 0 | 4,063 |
| 2021 | 180 | 1,702 |
| 2022 | 5,122 | 3,544 |
Number of Visitors to OIST (Chart)
Number of Visitors to OIST (Table)
| Fiscal Year Sort descending | Number of Visitors |
|---|---|
| 2011 | 10,565 |
| 2012 | 21,475 |
| 2013 | 39,984 |
| 2014 | 41,009 |
| 2015 | 35,495 |
| 2016 | 35,919 |
| 2017 | 32,083 |
| 2018 | 27,673 |
| 2019 | 25,290 |
| 2020 | 0 |
| 2021 | 1,650 |
| 2022 | 8,620 |
| 2023 | 23,203 |
Science Festival Participants (Chart)
OIST has held its annual Science Festival since FY2008. The number of participants increased from 629 up to 5000 in 6 yrs.
Science Festival Participants (Table)
| Fiscal Year Sort descending | Number of Participants |
|---|---|
| 2008 | 629 |
| 2009 | 471 |
| 2010 | 2,130 |
| 2011 | 3,012 |
| 2012 | 4,075 |
| 2013 | 5,000 |
| 2014 | 5,000 |
| 2015 | 5,000 |
| 2016 | 5,200 |
| 2017 | 5,300 |
| 2018 | 4,500 |
| 2019 | 5,200 |
| 2020 | 3,000 |
| 2021 | 0 |
| 2022 | 600 |
| 2023 | 1,024 |