Tokusatsu Information Resource
Generic information
http://ja.wikipedia.org/wiki/ - Japanese wiki
http://senki.kusakage.com/ - Special attacks encyclopedia. (Need to set browser character encoding to Shift JIS sometimes)
http://www31.atwiki.jp/sentai-kaijin/ Sentai/Rider Enemy wiki
http://www.sirmiles.com/ Has wikis for various toku shows.
http://www10.atwiki.jp/shichouseiko/ Wiki of ratings (Ja)
http://www.geocities.jp/absolutepitcher/ Music Sheets for Anime and Toku songs
http://www29.atwiki.jp/sentai-soubi/ A wiki for Sentai equipment
http://loca.ash.jp/ Wiki for filming locations
Similar Wiki
http://kamenrider.wikia.com/wiki/Main_Page
http://powerrangers.wikia.com/wiki/The_Morphin_Grid:_A_Power_Rangers_Wiki
Kamen Rider Resources
http://blog.livedoor.jp/jerid_and_me/ - Blog that transcribes episodes of Kamen Rider
Sentai
http://www9.atwiki.jp/tatemae/ Go-Onger wiki. Has transcripts.
Toku Blogs
http://mirumo.serika.ciao.jp/ Happy☆Lucky (Talks about Kamen Rider and Sentai)
Japanese help
http://thejadednetwork.com/sfx/browse/daan/ Sound effects dictionary
http://dictionary.goo.ne.jp/ Japanese dictionary
http://kitsunekko.net/dirlist.php?dir=subtitles%2Fjapanese%2F Has Japanese captions for anime and toku shows
http://jisho.org/ Japanese-to-English dictionary (supports Romaji input too)
http://www.romajidesu.com/ Romaji dictionary
Toy Review Site
http://ooebihara.sakura.ne.jp/