You can download japanesepod101′s freed podcasts through itunes. They usually put out a new one each week. You can also check out バイリンガルニュス　(bilingual news), a podcast done by 2 hosts who talk about interesting news from around the globe in both english and japanese. They have a free podcast that they put out twice a week, each for a little over an hour. Interesting to listen to, and will help with listening.