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Mr. Ohlenkamp can answer any questions about Judo having practiced it since 1968. Author of a best-selling book on Judo and a 7th degree black belt, he compiled a comprehensive web site ( to provide the information to everyone.

Experience in the area

Mr. Ohlenkamp has been practicing judo continuously since 1968, as a student, athlete, competitor, teacher, coach, referee, leader, and author.


United States Judo Association, United States Judo Federation, Nanka Yudanshakai, United States Ju-Jitsu Federation, Kodokan Judo Institute in Tokyo, Japan, Encino Judo Club.


As a pioneer in promoting martial arts around the world through the internet, Mr. Ohlenkamp created one of the first web pages devoted to Judo. Since 1995 his Judo Information Site at has been the most highly acclaimed, most popular, and most comprehensive Judo web site on the internet. He runs several other Judo sites like,, and He has authored a best selling book on Judo, contributed to other martial arts books, and had articles published in most major Judo publications. The U.S. edition of his book is Judo Unleashed (2006, McGraw-Hill) but is also available under other titles in the UK, Germany, Russia, and The Netherlands.


Mr. Ohlenkamp is a 7th degree black belt and has been nationally certified as a Judo instructor, coach, and rank examiner. He earned a Bachelor's Degree in Child Development with a specialty in recreation from California State University, Northridge.

Awards and Honors

US Judo Coach of the Year-1999, U.S. Team Coach at the 1988 Paralympics in Seoul, Korea, the 1989 World Championships for the Blind in Manchester, England, and the 1990 World Championships and Games for the Disabled in Assen, Netherlands, and member of the International Blind Sports Association Judo Technical Committee from 1988 to 1993. 6th degree black belt in USJJF jujitsu.

What do you like about this subject?

Judo is a beautiful competitive sport and a practical self-defense system. It is truly the way of gentleness and flexibility.

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Alfredo07/24/15101010Mr. Ohlenkamp, Thanks a lot for your .....
Colin05/24/15101010Thank you very much.
Silvano06/17/14101010Excellent advice!
Collino07/15/13101010Thank you very much sir. Sorry that .....
Neil06/17/13101010exactly the information and experience I was .....

Recent Answers from Neil Ohlenkamp

2015-10-04 Making throws work at a longer distance:

As you noted, there is no way to tell from the video exactly what he is doing with his lower body, but it seems to me that he is turning with the throw so I like the idea of calling it tai otoshi. It is

2015-08-08 Hip replacement and judo:

I have had 3 different different types of hip prosthesis, and am happy to share what I know.   As far as the surgical procedure goes, I am not sure what is most appropriate for martial artists. I have

2015-07-23 Atemi waza in Judo:

Atemi waza in judo is generally only practiced in kata and for self defense as you are doing. There were famous judoka who proposed greater emphasis on atemi training including a form of randori. Kenji

2015-05-23 Throw identification?:

I would classify this technique as a left side osoto otoshi. While osoto otoshi is usually applied only against one leg, it may also be applied against both as shown in the image. It is sort of a reverse

2014-10-28 Tai sabaki in judo?:

Thank you for asking about tai sabaki. Tai sabaki is an often overlooked element that is crucial to success in applying judo throwing techniques. The more common elements of a throw are the ones that you


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