Online Tools

1. Firefox add-ons - Rikaichan
Japanese to English/German/French/Russian dictionary. Just hover the mouse on top of a word, and a popup appears. Automatically de-inflects verbs and adjectives.

Listening

Audio Books
1.Japanese Audio Books with Transcripts

Videos
1. Japanese high school subjects with NHK videos

Online Lessons

1. Japanese Pod 101
2. Smart.fm

Credits to Mark