Information is given in English, Japanese, Korean, and Chinese.
You can see nice database. Languages are Japanese, English, Spanish, Portuguese, Esperanto, and Bengali. The 2005 world exposition will be held in Seto, Aichi Prefecture. You can see the information of this exposition and send your opinion or idea, here. From Dec 31st of 2000 to the end of 2001, a web exhibition is hold by Japanese Government.