Question: The Japan national football team in 2014 switched coaches to the former footballer who had what nickname?

Context paragraphs:
Akihiro Nishimura (footballer): Akihiro Nishimura (西村 昭宏 , Nishimura Akihiro , born August 8, 1958) is a former Japanese football player and manager.  He played for Japan national team.  He managed U-20 Japan national football team at the 2001 FIFA World Youth Championship in Argentina.

Japan national football team in 2014: The Japan national football team in 2014, managed by head coach Alberto Zaccheroni, compete in the 2014 FIFA World Cup, in amongst international friendly matches both at home and abroad, as they progress towards the 2014 FIFA World Cup and 2015 AFC Asian Cup.  After the World Cup, Javier Aguirre had been appointed as the new head coach.

Japan national football team in 2009: This page records the details of the matches played by the Japan national football team during 2009.  In 2009 the Japan national football team competed in the fourth round of the AFC 2010 FIFA World Cup qualifications, the 2011 AFC Asian Cup qualification, and the 2009 Kirin Cup, amongst other friendly matches.

Yuji Nakazawa: Yuji Nakazawa (中澤 佑二 , Nakazawa Yūji , born 25 February 1978 in Yoshikawa, Saitama, Japan) is a Japanese football player who currently plays for J.League side Yokohama F. Marinos.  He is a centre back.  He was the previous captain of the Japan national football team.  His nickname is "Bomber" because of his distinctive hairstyle.  Nakazawa is one of only four Japanese players to reach 100 caps for his country.

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. .

Takashi Mizunuma: Takashi Mizunuma (水沼 貴史 , Mizunuma Takashi , born May 28, 1960) is a former Japanese football player.  He played for Japan national team.  He made 32 appearances for the Japan national team from 1984 to 1989.  His son Kota is also a professional footballer.

Yasuharu Sorimachi: Yasuharu Sorimachi (反町 康治 , Yasuharu Sorimachi , born March 8, 1964) is a former Japanese football player and manager who currently manages Japanese club Matsumoto Yamaga FC.  A midfielder, He played for Japan national team 4 times between 1990 and 1991.  At club level, he scored 23 goals from 188 appearances in the domestic leagues.  He subsequently became a manager and has worked for Albirex Niigata, Shonan Bellmare and Japan national under-23 football team.

Yasuhito Endō: Yasuhito Endō (遠藤 保仁 , Endō Yasuhito , born 28 January 1980 in Sakurajima in Kagoshima Prefecture) is a Japanese footballer, who currently plays for the J. League team Gamba Osaka.  His older brother Akihiro, who retired in 2008, is also a former professional footballer, and was selected as one of Japan under-23 national football team members played at 1996 Olympics.  He is considered a cult hero at Gamba Osaka and the Japan National Football Team.  It is because he has formidable passing ability, leadership, and goal scoring ability.  He is also known for his excellent accuracy on free kicks and is revered as one of Japan's most creative midfielders as well as one of the most talented Japanese footballers of his generation, despite only playing domestically in his home country.

Kazushi Kimura: Kazushi Kimura (木村 和司 , Kimura Kazushi , born July 19, 1958) is a former Japanese football player.  He played for Japan national team.  He made 54 appearances and scored 26 goals for the Japan national football team from 1979 to 1986.

Japan national football team in 2008: This page records the details of the matches played by the Japan national football team during 2008.  In 2008 the Japan national football team competed in the third and fourth round of the AFC 2010 FIFA World Cup qualifications, the 2008 East Asian Cup Final, and the 2008 Kirin Cup, amongst other friendly matches.

Supporting paragraphs: Japan national football team in 2014 Javier Aguirre
Answer: El Vasco