[['year', 'competition', 'venue', 'position', 'notes'], ['2003', '58th national sports festival of japan', 'shizuoka , japan', '7th', '100 m'], ['2004', 'japan student athletics championships', 'unknown , japan', '6th', '200 m'], ['2004', 'world junior championships', 'grosseto , italy', '3rd', '4x100 m relay'], ['2006', 'kanto students athletics championships', 'kantō , japan', '2nd', '100 m'], ['2006', 'kanto students athletics championships', 'kantō , japan', '2nd', '200 m'], ['2006', 'japan association of athletics championships', 'tokyo , japan', '1st', '100 m'], ['2006', 'japan association of athletics championships', 'tokyo , japan', '3rd', '200 m'], ['2006', 'world cup', 'athens , greece', '3rd', '4x100 m relay'], ['2006', 'asian games', 'doha , qatar', '2nd', '100 m'], ['2006', 'asian games', 'doha , qatar', '2nd', '4x100 m relay'], ['2008', 'olympic games', 'beijing , china', '3rd', '4x100 m relay']]
Japan Student Athletics Championship happened on the Year 2004
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