Maeda akakwikwidza kaviri pamatanho epasi rose eJapan muna 2007: akapedza ari wechigumi nemanomwe mumamita zviuru gumi pa2007 World Championships ndokuzove wechi30 pa2007 IAAF World Road Running Championships
muUdine. Akaita marathon yake yekutanga muna 2009 kuTokyo Marathon uye akachengetedza nzvimbo yechipiri kuseri kwaSalim Kipsang nenguva ye2:11:01 maawa. Izvi zvakangoerekana zvamuwanira nzvimbo muchikwata cheWorld Championships chegore iroro. Akapedza zviri kure nenhanho paWorld Championships Marathon ya2009, achitora nzvimbo yechi39 uye achidarika mutsetse maminitsi masere shure kweakanakisisa muJapan Atsushi Sato.