There are different forms of Aikido, and rules and techniques are different for each. This is a difficult question to answer for even a single form as this could take a small book to answer.
Aikido is taught all over the world. It is not known exactly the official number of countries that it is taught in. There are many international Aikido associations, organizations, and affiliations that can be accounted for however, there are many Aikido training places which are independent/private and are "unaccounted" for. The website Aikiweb.com currently lists around 110 countries which Aikido is taught in.
To become a wealthy aikidoka (aikido practitioner), you would need years of experience, possibly a few dojos, many students, publishing deals, and disregard that many Aikido dojos are configured as non-profits because some philosophical aspects of Aikido are not necessarily compatible with capitalism.
Judo would be closely related to Aikido.
No. Korea does have a similar martial art, but Aikido is Japanese.
Aikido Buyukan and Aikido Ryugikan are two different dojos practicing Yoshinkan aikido in the Durham region of Southern Ontario. As of right now, only Aikido Ryugikan remains open and is run by Graham Stewart Sensei, a Honbu trained Godan, (5th degree black belt.)
Hiroshi Kato - Aikido - was born in 1935.
aikido in Indonesia location dojo
The British Aikido Board represents all credible Aikido organisations within the UK. It also helps to raise awareness of the sport of Aikido and the health benefits to all individuals as well as providing marketing and insurance for the clubs.
It depends on the level of the student. Any aikido person will tell you that aikido is better, and most karate students will argue that Karate is. Aikido students learn defense from most attacks, and since it was founded in Japan. Most of the attacks from karate and other Japanese martial arts are covered. There is no better martial art. It depends on what you would like to learn.
No Taekwondo is a respect sport while aikido is a sport which is a last man standing.
Austrailia has some great Aikido classes in SydneyI highly recommend this first link. Hope this helps.Aikido Yoshinkai NSWhttp://aikido-sydney.com.au/Takemusu Aiki Associationhttp://www.aikidoaus.com.au/Aikido Kenkykai Sydneyhttp://www.aikidosydneycity.com/http://www.aikidosydney.com/http://www.aikidoinsydney.com/