United Nations geoscheme for Asia
The following is an alphabetical list of subregions in the United Nations geoscheme for Asia, used by the United Nations and maintained by the UNSD department for statistical purposes. Eastern Asia. Note on Taiwan. Several institutions and research papers using classification schemes based on the UN geoscheme include Taiwan separately in their divisions of Eastern Asia. (1) The Unicode CLDR's "Territory Containment (UN M.49)" includes Taiwan in its presentation of the UN M.49. (2) The public domain map data set Natural Earth has metadata in the fields named "region_un" and "subregion" for Taiwan. (3)The  regional split recommended by Lloyd's of London for Eastern Asia (UN statistical divisions of Eastern Asia) contains Taiwan. (4) Based on the United Nations statistical divisions, the APRICOT (conference) includes Taiwan in East Asia. (5) Studying Website Usability in Asia, Ather Nawaz and Torkil Clemmensen select Asian countries on the basis of United Nations statistical divisions, and Taiwan is also included. (6) Taiwan is also included in the UN Geoscheme of Eastern Asia in one systematic review on attention deficit hyperactivity disorder. South-eastern Asia. This subregion covers the geographical regions of Indochinese Peninsula and Malay Archipelago, covering the  following geopolitical entities as a whole: Southern Asia. This subregion covers the geographical regions spanning from the Iranian Plateau till the Indian subcontinent, covering the following geopolitical entities as a whole: Western Asia. This subregion covers the geographical regions spanning from Anatolia, Caucasia, Levant, Mesopotamia till the Arabian Peninsula, covering the following geopolitical entities as a whole: