noun
promoter; driving force; pioneer
Refers to a person or entity that actively advances a cause, project, or movement. Can be neutral or positive, but context may imply instigation.
彼はその改革の推進者として知られている。
He is known as a driving force behind the reform.
このプロジェクトの推進者を探している。
We are looking for a promoter for this project.
Pioneer or forerunner, emphasizing being first rather than actively promoting.
Compound of 推進 (promotion, propulsion) and 者 (person).