リエル (Riel) is a term that can refer to various subjects, but it is most commonly associated with the currency of カンボジア (Cambodia). The Cambodian riel is subdivided into 100 sen and is used alongside the US dollar, which is also widely accepted in the country. The riel was first introduced in 1953 and has undergone several changes in design and value over the years. It plays a crucial role in the local economy, helping to facilitate everyday transactions for the Cambodian people.