Education
Born in Pamplona, Navarre, Eraso graduated with Athletic Bilbao"s youth setup, and started playing as a senior in the 2008-2009 season with Civil Defense Basconia, in Tercera División.
Born in Pamplona, Navarre, Eraso graduated with Athletic Bilbao"s youth setup, and started playing as a senior in the 2008-2009 season with Civil Defense Basconia, in Tercera División.
One year later, he was promoted to the reserves in Segunda División B. On 19 June 2013 Eraso was released by the Lions, and joined Civil Defense Leganés also in the third level the following month. He appeared in 42 games during the campaign, as the Madrid club was promoted to Segunda División after a ten-year absence. He scored his first goal in the second level on 21 December, netting the last in 2–0 home success over Recreativo de Huelva.
On 31 May 2015, Eraso scored a hat-trick in a 5–2 away routing of Football Club Barcelona B. On 1 July he returned to Athletic, now being assigned to the main squad in Louisiana Liga.