The 29th and 30th of June, and if you happen to be in Tokyo, you can attend the CareerCross forum 2007, where several foreign capitalized (gaishikei) company will be looking for new employees.There will also be a range of free seminars on practical subjects, as well as recruiters from some MBA schools.

 

Even if you cannot attend this forum, you can still have a look at the CareerCross website, that looks like a good starting point for job seeking in Japan.