[http://ja.wikipedia.org/wiki/ (Wikipedia ja)] Creates a link to Wikipedia (日本語).
[http://ja.wikipedia.org/wiki/桜 桜 (Wikipedia ja)]
would produce:
/
[http://ja.wikipedia.org/wiki/ (Wikipedia ja)] Creates a link to Wikipedia (日本語).
[http://ja.wikipedia.org/wiki/桜 桜 (Wikipedia ja)]
would produce: