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Gokusen Episode 1 has 74 mirrors.
Gokusen Episode 2 has 94 mirrors.
Gokusen Episode 3 has 19 mirrors.
Gokusen Episode 4 has 21 mirrors.
Gokusen Episode 5 has 17 mirrors.
Gokusen Episode 6 has 22 mirrors.
Gokusen Episode 7 has 16 mirrors.
Gokusen Episode 8 has 17 mirrors.
Gokusen Episode 9 has 17 mirrors.
Gokusen Episode 10 has 21 mirrors.
Gokusen Episode 11 has 13 mirrors.
Gokusen Episode 12 has 9 mirrors.
Gokusen Episode 13 has 8 mirrors.

Gokusen on Wikipedia

Gokusen Wikipedia Entry
Gokusen List of Episodes

Useful

Gokusen on AnimeNfo (Synopsis / Ratings)
Gokusen on MyAnimeList (Synopsis / Ratings)
Gokusen on Anime News Network (Synopsis / Ratings)
Gokusen on Crunchyroll
Gokusen on Hulu
Gokusen Mp3 and OST Google Search
Gokusen Manga Online Scans from OneManga
Gokusen Manga Online Scans from MangaFox
Gokusen on IMDB
Gokusen on Google Images
Gokusen Cosplay on Google Images
Gokusen Synopsis review or summary.
Gokusen drawings on Deviantart
Google Gokusen on sites similar to this one

Gokusen on Torrents

To use torrents you need free / safe torrent software like Azureus.

Gokusen on btdig
Gokusen on isohunt
Gokusen Movie on Mininova

Gokusen on Megaupload & Rapidshare (Direct Downloads Search)

Gokusen Ep. Getfansub Megaupload
Gokusen Megaupload Search
Gokusen Megaupload and Rapidshare search.
Gokusen OST on Megaupload
Gokusen OVA on Megaupload

Gokusen on Youtube

Gokusen AMV
Gokusen Abridged Series
Gokusen Music
Gokusen Parody / Spoof / Fan Flash
Gokusen Piano or Guitar