Japeri is a municipality in the state of Rio de Janeiro, Brazil, situated in the Metropolitan Region of Rio de Janeiro. With a population of 105,548, it is a significant urban center in the area. The city is known for its industrial activity and strategic location, which makes it an important logistics hub. Japeri's landscape is marked by the presence of the Guandu River and surrounding mountains, offering a mix of urban and natural environments. Its unique blend of industry and natural beauty sets it apart from other cities in the region.