Japan Professional Baseball Players Association

The is the players' union that represents Japanese baseball players and their interests in Nippon Professional Baseball. The organization was incorporated in 1980 and was approved as a labor union in 1985. The current union chairman is Ginjiro Sumitani and the current institute chairman is Yohei Oshima. 
The JPBPA orchestrated the two-day players' strike during the 2004 NPB realignment.