United Nations (HQ)
- URL: http://www.un.org

United Nations, Department of Economic and Social Affairs(DESA)
- URL: http://www.un.org/esa/desa.htm (DESA, UNHQ)

United Nations Information Centre (UNIC), Tokyo
- URL: http://www.unic.or.jp

United Nations Development Programme(UNDP)
- URL: http://www.undp.org/
Tokyo Liaison Office
- URL: http://www.undp.or.jp

United Nations University (UNU)
- URL: http://www.unu.edu/

Food and Agriculture Organization of the United Nations(FAO)
- URL: http://www.fao.org
Liaison Office in Japan
- URL: http://www.fao.or.jp/

International Atomic Energy Agency (IAEA)
- URL: http://www.iaea.org/

International Finance Corporation (IFC)
- URL: http://www.ifc.org/

International Labour Office (ILO)
- URL: http://www.ilo.org
- Tokyo Branch Office
URL: http://www.ilo.org/tokyo

International MonetaryFund (IMF)
URL: http://www.imf.org
- Regional Office for Asia and the Pacific (Tokyo)
URL: http://www.imf.org/external/oap/index.htm

International Tropical Timber Organization(ITTO)
- URL: http://www.itto.or.jp/

United Nations Statistical Institute for Asia and the Pacific (SIAP)
- URL: http://www.unsiap.or.jp/

Asia and Far East Institute for the Prevention of Crime and the Treatment of Offenders (UNAFEI)
- URL: http://www.unafei.or.jp/

United Nations Centre for Human Settlements (UNCHS - HABITAT)
- URL: http://www.unchs.org
Fukuoka Office (UNCHS - HABITAT)
- URL: http://www.fukuoka.unhabitat.org

United Nations Environment Programme (UNEP)
- URL: http://www.unep.org
International Environmental Technology Centre (UNEP-IETC)
Osaka Office, Shiga Office
- URL: http://www.unep.or.jp

United Nations High Commissioner for Refugees(UNHCR)
- URL: http://www.unhcr.ch
Regional Office for Japan and the Republic of Korea (Tokyo)
- URL: http://www.unhcr.or.jp

United Nations Children's Fund (UNICEF)
- URL: http://www.unicef.org/
Office in Japan
- URL: http://www.unicef.or.jp

United Nations Industrial Development Organization (UNIDO)
- URL: http://www.unido.org/
Investment and Technology Promotion Office, Tokyo (UNIDO ITPO)
- URL: http://www.unido.or.jp

United Nations Office for Project Services (UNOPS)
- URL: http://www.unops.org
Tokyo Office
- URL: http://www.unops.or.jp

World Food Programme Office (WFP)
- URL: http://www.wfp.org/
Office in Japan
- URL: http://www.wfp.or.jp/

World Health Organization(WHO)
- URL: http://www.who.int/
Centre for Health Development in Kobe (WHO-WCK)
- URL: http://www.who.or.jp

World Bank (IBRD/IDA)
- URL: http://www.worldbank.org
Tokyo Office
- URL: http://www.worldbank.or.jp