The Japanese Federation of Synthetic Chemistry Workers' Unions (Japanese: 合成化学産業労働組合連合, Gokaroren) was a trade union representing workers in the chemical industry in Japan.
The union was founded in 1950, with the merger of two unions representing ammonium sulfate and phosphate workers.
[1] The same year, it was a founding affiliate of the General Council of Trade Unions of Japan (Sohyo).
[4] The union was affiliated with the Japanese Trade Union Confederation from the late 1980s, and by 1996, it had 91,242 members.
[5] The All Japan Chemistry Workers' Union split away in 1987, but merged with Goka Roren in 1998 to form the Japanese Federation of Chemistry Workers' Unions.