Kazumi Kokubo

 小久保一美

1994 - Asian Amateur Championships - IFBB - FlyWeight - 7th
1997 - Japan Nationals - JBBF - LightWeight - 3rd
1998 - Japan Nationals - JBBF - LightWeight - 3rd
2001 - Japan Nationals - JBBF - BantamWeight - 3rd
2002 - Japan Nationals - JBBF - BantamWeight - 3rd
2004 - Japan Nationals - JBBF - LightWeight - 2nd
2006 - Mr Japan - JBBF - Masters 40+ LightWeight - 3rd
2006 - Japan Nationals - JBBF - FlyWeight - 1st
2007 - Asian Amateur Championships - IFBB - FlyWeight - 4th
2007 - East Asian Amateur Championships - IFBB - FlyWeight - 1st
2007 - Japan Nationals - JBBF - FlyWeight - 1st
2008 - Japan Nationals - JBBF - FlyWeight - 1st
2009 - Asian Amateur Championships - IFBB - FlyWeight - 3rd
2009 - Japan Nationals - JBBF - FlyWeight - 1st
2010 - Japan Nationals - JBBF - BantamWeight - 2nd
2011 - Mr Japan - JBBF - Masters 40+ LightWeight - 3rd
2011 - Japan Nationals - JBBF - BantamWeight - 1st
2012 - Japan Nationals - JBBF - BantamWeight - 3rd