language
日本語資源 - Nihongoresources.comFree online Japanese language resources: dictionaries (JE-EJ, kanji, names, particles, sfx, counters), topicised grammar, free online university-grade lessons, dicussion forum, and lots more.
Yamaguchi ken / access - 山口県/国際課/accessRoughly bimonthly language and culture lessons. Scroll to the menu on the bottom. Intended for foreigners in Yamaguchi ken, but language lessons are good for all of Japan.