Kammala jumla mai zuwa: Duk da kyakkyawan shekarar da ta gabata, ya yi nasarar zama na shida ne kawai a Good Luck Beijing gwajin gwajin marathon (tare da lokacin awa 2:23:50) kuma shi ne mai tsere na ƙarshe da ya gama a cikin
Wasannin marathon na Olympics na 2008, wanda ya dauki sa'o'i 2:41:08 don kammala aikin. A shekara ta 2009 ya zama na biyu a Gasar Gasar Gasar Half Marathon ta Japan tare da lokacin awa 1:01:29 (na biyu mafi kyau a cikin aikinsa) kuma ya kasance na takwas a Gasar Marathon ta London ta 2009 tare da gudu na awa 2:09:16. Ya kasance mafi kyawun ɗan wasan da ba ɗan Afirka ba a cikin tseren marathon a Gasar Cin Kofin Duniya ta 2009, inda ya ɗauki matsayi na shida a cikin jeri. Ya yi tsere a gasar tsere ta rabin tsere ta IAAF ta 2009, amma ya sami matsayi na 32 ne kawai. Sato ya kasance mafi sauri a kan sa 10K na Chiba Ekiden na kasa da kasa kuma ya taimaka wa Japan ta lashe lambar yabo a cikin taron relay na ekiden.