I think this what the women's soccer team is called, but I'm not clear on it.
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It is short for
It's a nickname for the Japan women's World Cup team: http://ja.wikipedia.org/wiki/%E3%82%B5%E3%83%83%E3%82%AB%E3%83%BC%E6%97%A5%E6%9C%AC%E5%A5%B3%E5%AD%90%E4%BB%A3%E8%A1%A8