■Asian games (Doha): 1st place in 200m / 2nd place in 4×100mRelay
■Meeting International de la province de liege (Belgium): 1st place in 200m
■Savo Games (Finland): 1st place in 200m(20.69)
■Golden Gala(Rome・Italy): 8th place in 100m(10.35)
■Japan championships: 1st place in 200m
■International Grand Prix: 3rd place in 100m
■Tokai university・Nihon university competition: 1st place in 400m

■Helsinki World championship in athletics: 200m/4×100mRelay
■Asia championships in athletics: 2nd place in 100m/1st place in 4×100mRelay

■Japan championships: 1st place in 100m
■Gateshead international Grand Prix: 4th place in 100m
■Zagreb international Grand Prix: 2nd place in 100m
■Athens Olympic games: 100m / 4th place in 4×100mRelay

■Mito international Grand Prix: 2nd place in 100m(10.03 Personal record)
■Osaka Grand prix: 3rd place in 100m
■Japan championships: 1st place in 100m/1st place in 200m(20.03 Asia record)
■Paris World championships in athletics: 3rd place in 200m(Bronze medal)

■Mito international Grand Prix: 1st place in 100m
■Osaka Grand Prix: 3rd place in 100m
■Kanto intercollegiate: 1st place in 100m
■Japan intercollegiate: 1st place in 100m
■Asian games (Busan): 1st place in 200m

■Kanto intercollegiate: 1st place in 100m
■East Asia championships: 1st place in 200m
■Edmonton world championships: semifinalist in 200m/5th place in 4×100mRelay
■Japan intercollegiate: 1st place in 200m

■kanto intercollegiate: 1st place in 200m
■Super athletics: 2nd in 200m
■Japan intercollegiate: 2nd place in 100m
■Sydney Olympic game: semifinalist in 200m / 6th place in 4×100mRelay

■Asia Junior championships: 3rd place in 100m

■kokutai junior A: 1st place in 100m

■Kokutai junior B: 1st place in 100m