Bandung is the capital of West Java Province and is the fourth-largest city in Indonesia after Jakarta, Surabaya and Medan with 2.5 million inhabitants. Its metropolitan area, Greater Bandung (Bandung Raya), or is also known in different name as Bandung Basin (Cekungan Bandung), consist of the Municipalities of Bandung and Cimahi and three regencies (Bandung, West Bandung and Sumedang). This metropolitan area  is the third-largest metropolitan area in the country with a population of more than 8.5 million inhabitants.

Recife is a coastal city located in the northeast region of Brazil. With a population of 1.5 million inhabitants,it is the ninth largest city in Brazil. Recife is the major city on the Recife Metropolitan Region (RMR), which is composed of 15 municipalities (Goiana, one of the 15 municipalities, joined the administrative region in 2018).