403 errors => Unauthorized. I'd assume that the problem is in your Base
String.
Try recreating this example. Post a Tweet with
"setting up my twitter 私のさえずりを設定する".
* Put "status=setting%20up%20my%20twitter%20私のさえずりを設定する" in
the POST body.
* The Base String *must* have (case-sensitive, etc) :
Hi,
A few months ago, Twitter stopped accepting messages from our
application that contained special language characters. We assume
that the API is now very strict on character encoding. We have
analyzed our code and we are following the best practices of character
encoding into utf8. Just befo