Kammala wannan jumla: A shekara ta 2013, Yoshizawa ya yi fice a gasar zakarun duniya
2004, lokacin da ya sanya 5th a matsayin memba na tawagar 'yan wasan Japan na mita 5000. Ya kuma lashe lambar tagulla a gasar tsere ta tsere ta tsere ta duniya ta 2004 don Japan.