Hammarsing Kharhmar Sawyan grew up in Shillong and learned playing guitar here before he moved to Boston and started the band Mon Khmer, which is known for its rock, jazz and pedal-steel sounds.
Casablancas also lent his vocals to Sawyan's one of the four songs from his EP under the name Exhibition. It is called "No one there".
The EP will be released on April 18 by Cult Records, an independent record label and online record store founded by Casablancas.
This is the second time Sawyan has worked with a member of the Strokes, he joined Albert Hammond Jr's solo band back in 2008.