Simplify the following text for a Grade 6 native English-speaking person.
Original: Ã rin is a commune in the Pas-de-Calais department in the Nord-Pas-de-Calais region in France .
Simplified: Ã rin is a commune . It is found in the region Nord-Pas-de-Calais in the Pas-de-Calais department in the north of France .