Career
Osmar joined J. League Division 2 club Avispa Fukuoka in August 2012. He made his debut on 12 August, 2012 against Shonan Bellmare, losing the game 3-1. On August 10, 2013, Osmar joined Ehime Football Club, on a half-year loan from Fukuoka.
Hoàng Anh Gia Lai
Osmar joined V.League 1 club Hoàng Anh Gia Lai in December 2015.