UFC Women's Strawweight Champion Joanna Jędrzejczyk takes on Japan's Satoko Sasaki in what Jędrzejczyk calls her "toughest fight ever" for the J-Girls Featherweight Championship from December 20th, 2009 in Tokyo, Japan.

To hear Joanna talk in detail about this fight, listen to interviews with her on The FightBox Podcast. Links below:

The FightBox Podcast episode 10

The FightBox Podcast episode 20

For more great J-Girls kickboxing action, watch "Japan Queen Tournament" on FightBox HD.