noun
Nippon Professional Baseball Organization; NPB
The governing body for professional baseball in Japan. Often referred to by the abbreviation NPB.
日本野球機構はプロ野球の運営を統括している。
The Nippon Professional Baseball Organization oversees the management of professional baseball.
Compound of 日本 (Nippon, Japan), 野球 (yakyū, baseball), and 機構 (kikō, organization).