1983
Mr Japan - JBBF, 2nd
1984
Mr Japan - JBBF, 2nd
1985
Mr Japan - JBBF, Winner
1987
Mr Japan - JBBF, Winner
1988
Asian Amateur Championships - IFBB, Light-HeavyWeight, 1st
Mr Japan - JBBF, Winner
1989
Asian Amateur Championships - IFBB, MiddleWeight, 1st
Mr Japan - JBBF, Winner
World Amateur Championships - IFBB, MiddleWeight, 8th
1990
Mr Japan - JBBF, Winner
1991
Mr Japan - JBBF, Winner
1992
Mr Japan - JBBF, Winner
World Amateur Championships - IFBB, MiddleWeight, 9th
1993
Mr Japan - JBBF, Winner
1994
Mr Japan - JBBF, Winner
1995
Mr Japan - JBBF, Winner
1996
Mr Japan - JBBF, Winner
1997
Mr Japan - JBBF, Winner
1998
Mr Japan - JBBF, Winner
Japan Nationals - JBBF, HeavyWeight, 1st
1999
Mr Japan - JBBF, Winner
World Amateur Championships - IFBB, Masters LightWeight, 3rd
2000
World Amateur Championships - IFBB, Masters LightWeight, 6th
2001
Japan Nationals - JBBF, Light-HeavyWeight, 1st
2002
Mr Japan - JBBF, Masters 40+, 1st
Japan Nationals - JBBF, Light-HeavyWeight, 2nd
World Amateur Championships - IFBB, Masters LightWeight, 1st
2003
World Amateur Championships - IFBB, Masters LightWeight, 5th
2004
World Amateur Championships - IFBB, Masters LightWeight, 7th
2005
Mr Japan - JBBF, Masters 40+, 1st
World Amateur Championships - IFBB, Masters LightWeight, 12th
2006
Mr Japan - JBBF, Masters 40+ HeavyWeight, 1st
World Amateur Championships - IFBB, Masters 40+ MiddleWeight, 9th
2007
Mr Japan - JBBF, Masters 40+ HeavyWeight, 1st
Mr Japan - JBBF, Masters 40+ Overall Winner
World Amateur Championships - IFBB, Masters 40+ MiddleWeight, Did not place
2008
Mr Japan - JBBF, Masters 40+ HeavyWeight, 1st
World Amateur Championships - IFBB, Masters 40+ MiddleWeight, 12th
2009
Mr Japan - JBBF, Masters 50+, 2nd
World Amateur Championships - IFBB, Masters 50+ LightWeight, 6th
2010
Japan Nationals - JBBF, Masters 50+, 2nd
World Amateur Championships - IFBB, Masters 50+ LightWeight, 8th