If you want to read Japanese web pages, but your Japanese isn`t perfect, you might be interested in jBrowse. It`s a plugin for Microsoft Internet Explorer that adds furigana and word definitions to Japanese web pages. It`s also a Japanese dictionary and kanji tool. It`s also free, unless you pay out of charity.

Learn to read and write Japanese kanji (all 1,945 Jouyou kanji), hiragana and katakana. Stroke-by-stroke feedback on order and placement using unique drawing tool and character recognition. Practice reading with multiple choice and fill-in-the-blank flashcard modes. Supports KANJIDIC and EDICT files with searchable dictionary. Create custom kanji/compound syllabus based on grade level, JLPT kyuu, or one of ten popular kanji reference sources.