Check out these great sites!
JLPT (Japanese-Language Proficiency Test): JLPT is a standardized test administered by the Ministry of Education and the Japan Foundation to evaluate and certify Japanese language proficiency for non-native speakers.
JET Program (Japan Exchange and Teaching Program): JET Program is a Japanese government initiative that brings university graduates—mostly native speakers of English—to Japan as Assistant Language Teachers in Japanese kindergartens, elementary, junior high and high schools.
The Japan Foundation: The Japan Foundation promotes international cultural exchange and Japanese language education. Its website provides learning tools among other programs/information.