Japan Women's Open Golf Championship

The Japan Women's Open Golf Championship (日本女子オープンゴルフ選手権競技) is Japan's national women's open golf championship. From 2006 (as of 2011) it is one of the two richest tournaments on the LPGA of Japan Tour, with a prize fund of 140 million Yen.

Tournament names through the years:
 * 1968–1970: TBS Women's Open
 * 1971–present: Japan Women's Open Golf Championship