After graduating from high school, she joined TEPCO Mareeze in 2008.
However, the club was disbanded for Fukushima Daiichi nuclear disaster in 2011.
In November 2008, Osafune was selected Japan U-20 national team for 2008 U-20 World Cup.
[3] This biographical article related to women's association football in Japan is a stub.
You can help Wikipedia by expanding it.This biographical article related to a Japanese association football defender born in the 1980s is a stub.