Last month, news broke that the Federation of All Toyota Workers' Unions was in talks with the ruling Liberal Democratic Party and Komeito coalition about some form of cooperation.

The federation is a key part of the larger umbrella Japanese Trade Union Confederation (Rengo). The confederation has traditionally been one of the most important backers of opposition parties, especially the Constitutional Democratic Party of Japan. The decision by the Toyota workers’ federation could spell trouble for CDP candidates who rely on its backing.

What is the Federation of All Toyota Workers’ Unions?