Yoshinkan Aikido, the preferred martial art of the Tokyo Riot Police, with classes at the Sheraton Sat/Mon/Wed from 7-30pm to 9pm and Fri from 4pm to 6pm. QR475 per month or pay QR75 per class, first class is free. We have a visiting 6th Dan Master who teaches at the headquarters Honbu Dojo in Tokyo.
http://www.dohaaikido.com/Doha_Aikido/Welcome.html
http://en.wikipedia.org/wiki/Yoshinkan