"Nakai". realmadrid.com (in Spanish). Retrieved 6 November 2020.
sina.com.cn
sports.sina.com.cn
"日本天才中井卓大将满16 有望与皇马签职业合同" [Japanese genius Takuru Nakai is expected to sign a professional contract with Real Madrid at 16]. sports.sina.com (in Chinese). 23 October 2019. Retrieved 6 November 2020.