Immigration reform, political protests mark world May Day

About 300,000 people across Japan took part in various May Day events calling for better working conditions. 

In Tokyo, 44,000 people gathered in a park before marching through the city center, waving colorful banners to protest what they see as growing social inequalities between the rich and poor.

http://www.manilatimes.net/national/2006/may/02/yehey/world/
20060502wor1.html