We can only provide so much help in this forum, and definitely cannot start a class or course. Your best bet is to find a school or local college that teaches Japanese. Certain countries have Japanese cultural centers (We do in Canada) that you can try.
There are several threads pertaining to questions concerning qualification for Japan residencies:
http://www.japanforum.com/forum/livi...ive-japan.html
http://www.japanforum.com/forum/livi...ive-japan.html
http://www.japanforum.com/forum/livi...ive-japan.html
Enjoy