AJALT
Association for Japanese Language Teaching. Offers private, group, and online lessons.
Alessandro's Home Page
Japanese grammar written in English and Italian (intended for manga translation).
English 2 Day
Offers free resources to study Japanese, meet Japanese friends, and discuss issues on a forum.
Free Light Japanese
With "Free Light Japanese" you can learn Japanese writing system (Hiragana, Katakana and 1945 Jouyou Kanji), vocabulary and pronunciation by using multimedia techniques.
Japanappy
Offers online conversational Japanese lessons with sound as well as tutor, homestay and language exchange partner matchmaking.
Japanese 101 - The Foreigner
A graded introduction to Japanese grammar, including the use of kana and kanji.
Japanese Language Learning for Mobile Phones
Japanese-language learning for small screen devices, as well as computers. Also enables students to create their own lists of kanji and vocabulary for study via a database.
Japanese-Online - Free Japanese Lessons on the Int
Free Japanese Language Lessons and Translated Math Story Problems from Japan's Jr. High Math Placement Tests.
Learn How to Wow in Japanese!
Learn interesting Japanese while having fun. Grammar, kanji, culture and a little bit of everything Japanese for free.
Learning Japanese
Provide you Japanese courses from primary to advances level. It also includes Japanese passages, readings, stories and songs. (Uses non-standard romanized spelling).
Nihongo o Narau - Learn Japanese
A free, easy way to learn Japanese online. Covers sentence structure and has lots of vocabulary.
Nihongo Web Online Japanese Lessons
A full Japanese course for high school or college credit. Practice with audio files, kana/kanji videos, and javascript games. Speak weekly with native Japanese tutors by toll-free telephone.
Pera Pera Penguin's 5-minute Japanese Class
Offers short conversational Japanese lessons from a 15 year teacher of the language.
Reading Japanese
Learn to read hiragana, katakana and kanji.
Reiko-chan's Japanese for Anime-Lovers
Web based lessons on Japanese, with links to lessons on the writing systems.
Teach Yourself Japanese
Online language Lessons with sounds. Covers the Kana, Hiragana and Katakana, and touches some issues of grammar.
The Kanji SITE
A detailed guide to hundreds of kanji, with step-by-step guides, random testing, a search function and other features. Especially useful for studying kanji for the JLPT. Works even for non-Japanese-capable machines.
YesJapan.com - Interactive Online Japanese Lessons
Learn to Speak, Read and Write Japanese on the Internet. (Fee-based)