k12.lang.japanese

Bilingual Japanese/English with native speakers.

sci.lang.japan

The Japanese language, both spoken and written.

alt.japanese.text

Postings in Japanese; Japanese language software.

comp.research.japan

The nature of research in Japan. (Moderated)

fj.life.in-japan

Topics on life of foreigners in Japan

soc.culture.japan

Everything Japanese, except the Japanese language.