Question: The Japan national football team in 2014 switched coaches to the former footballer who had what nickname?
Sentence (from "Javier Aguirre"): Javier Aguirre Onaindía (] ; born 1 December 1958), popularly nicknamed "El Vasco" (The Basque), is a Mexican former footballer and manager, most recently at Al-Wahda F.C. .
Relevant evidence: Yes