The Asian Monetary Unit (AMU) is a basket of currencies proposed by the Japanese government's . It is similar to and modeled on the European Currency Unit (ECU), predecessor to the euro. The Asian Monetary Unit, which has been created as the joint project of 21st century COE project of Hitotsubashi University and RIETI, is a common currency basket composed of 13 East Asian currencies, such as ASEAN 10 plus Japan, China and South Korea. These data have been published on the website of RIETI since September 2005. After 4 years passed, a common currency basket composed of 13 AMU currencies plus three other countries, Australia, New Zealand and India, which are strongly connected with Asian countries, is newly created as "AMU-wide". The AMU-wide, which is a common currency basket composed o