Hitoshi Doi’s Bishoujo Senshi Sailor Moon Encyclopedia – one of the original Sailor Moon web pages, a mostly text based resource. Character guide, episode summaries, dictionary, product listings (manga, video, toys), voice artists, much more.
The Sailor Senshi Page – comprehensive coverage of the TV series, manga, musicals, North American and international versions, galleries, opinions section, and more.
Snow Drop – dedicated to the manga Pretty Soldier Sailor Moon and its prequel Codename: Sailor V
UsagiandMamoru.com – a shrine for the series’ lovebirds, as portrayed in the original manga along with quality character shrines for the other characters; there are also galleries and fanfic.
WikiMoon – forget Wikipedia, visit this dedicated Sailor Moon wiki
The Shoujo Manga Homepage – Matt Thorn has studied shoujo manga, their readers, creators, editors, and publishers for 15 years, and his site lists many of his cultural studies essays on topics such as “What Shoujo Manga and Are Not” and “What Japanese Girls Do with Manga, and Why” which are endlessly fascinating
Shoujo Manga Outline – shoujo in Italia. I wish I could read this site, it looks great!
Zahara’s Shoujo Manga Page – an excellent resource for reviews and news about shoujo manga and manga magazines currently published in Japan