subs2srs allows you to create import files for Anki or other Spaced Repetition Systems (SRS) based on your favorite foreign language movies and TV shows to aid in the language learning process. See http://subs2srs.sourceforge.net/ for more information.
Generate frequency and readability reports from Japanese texts.
cb's Japanese Text Analysis Tool allows users to analyze Japanese text files and generate 4 kinds of reports: 1) Word Frequency Report, 2) Kanji Frequency Report, 3) Formula-based Readability Report, 4) User-based Readability Report. Portable and does not require installation.