I've no idea where (never lived in Brazil). However, you might want to contact the below address for more information:
BRAZIL Confederacao Brasileira de Badminton
Luís M.F. Barreto, Rua Salto Grande, 264 - Apto 92, 01257-020 Sao Paulo, SP, Brazil
Tel/Fax: + 55 11 38737717
Mobile: +55 11 96012449
Fax: +55 11 263 9068
E-mail: cbbd@zaz.com.br
Here are a few links:
<A href="http://www.bluemenau.zaz.com.br/blulab/badmin.htm">
http://www.bluemenau.zaz.com.br/blulab/badmin.htm</A>
<A href="http://www.correionet.com.br/~fms/">
http://www.correionet.com.br/~fms/</A>
<A href="http://www.geocities.com/Colosseum/loge/1907/">
http://www.geocities.com/Colosseum/loge/1907/</A>
Other suggestions:
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Try contacting your nearby university or college, they may have group playing
Contact your nearby community halls
Organize your own club with other badminton enthusiasts
Cheers.
