2012 Nadeshiko League
The 2012 Nadeshiko League season was won by INAC Kobe Leonessa, who went undefeated the whole season and defended their 2011 title.
Challenge League (Division 2)
Result
- Best Player: Minako Ito, Vegalta Sendai Ladies
- Top scorers: Ayaka Michigami, Tokiwagi Gakuen High School L.S.C.
Promotion/relegation series
Division 1 promotion/relegation series
----- F.C. Takahashi Kibi International University Charme Promoted for Division 1 in 2013 Season.
- AS Elfen Sayama F.C. Relegated to Division 2 in 2014 Season.
Division 2 Promotion series
Promotion games
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- ShimizuDaihachi Pleiades, Cerezo Osaka Ladies, HOYO Sukarabu F.C.Promoted for Division 2 in 2013 Season.
Repechage games
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- Nojima Stella Kanagawa Promoted for Division 2 in 2013 Season.
- Norddea Hokkaido, NGU Nagoya F.C. Ladies play to Division 2 promotion/relegation Series.
Division 2 promotion/relegation series
----- AC Nagano Parceiro Ladies, Japan Soccer College Ladies stay Division 2 in 2013 Season