Nippon Professional Baseball Agreement

Nippon Professional Baseball Agreement (日本プロフェッショナル野球協約, Nippon Professional Yakyū Kyoyaku) is an agreement that the Nippon Professional Baseball Organization stipulates all NPB regulations, such as player contracts, draft and commissioner authority. == Summary == Nippon Professional Baseball Agreement came into effect on June 21, 1951 and is being revised from time to time.