1998
Asian Amateur Championships - IFBB, LightWeight, 2nd
Japan Nationals - JBBF, WelterWeight, 2nd
1999
Mr Japan - JBBF, 4th
Japan Nationals - JBBF, Light-MiddleWeight, 2nd
World Amateur Championships - IFBB, LightWeight, 4th
2000
Asian Amateur Championships - IFBB, LightWeight, 2nd
Mr Japan - JBBF, 2nd
Japan Nationals - JBBF, Light-MiddleWeight, 1st
2001
Asian Amateur Championships - IFBB, LightWeight, 3rd
Japan Nationals - JBBF, WelterWeight, 1st
World Games, LightWeight, 4th
2002
Asian Amateur Championships - IFBB, LightWeight, 3rd
Asian Games, LightWeight, 3rd
Mr Japan - JBBF, 2nd
Japan Nationals - JBBF, Light-MiddleWeight, 2nd
World Amateur Championships - IFBB, LightWeight, 8th
2003
Asian Amateur Championships - IFBB, LightWeight, 5th
Mr Japan - JBBF, 4th
Japan Nationals - JBBF, Light-MiddleWeight, 1st
2004
Mr Japan - JBBF, 2nd
World Amateur Championships - IFBB, LightWeight, 14th
2005
Mr Japan - JBBF, Winner
World Amateur Championships - IFBB, LightWeight, 13th
2006
Mr Japan - JBBF, 2nd
Japan Nationals - JBBF, WelterWeight, 2nd
2007
Mr Japan - JBBF, Winner
World Amateur Championships - IFBB, LightWeight, 7th
2008
Mr Japan - JBBF, Winner
World Amateur Championships - IFBB, LightWeight, 8th
2009
Mr Japan - JBBF, Winner
World Amateur Championships - IFBB, LightWeight, 6th
World Games, WelterWeight, 4th
2010
Mr Japan - JBBF, 2nd
World Amateur Championships - IFBB, LightWeight, 6th
2011
Arnold Amateur - IFBB, LightWeight, 4th
Asian Amateur Championships - IFBB, LightWeight, 1st
Mr Japan - JBBF, Open, 2nd
World Amateur Championships - IFBB, LightWeight, 5th
2012
Arnold Amateur - IFBB, LightWeight, 6th
Mr Japan - JBBF, Open, 3rd
World Amateur Championships - IFBB, LightWeight, 9th
2013
World Amateur Championships - IFBB, LightWeight, 15th
2015
World Amateur Championships - IFBB, LightWeight, 13th