noun
reformist; reform faction
Refers to a person or group advocating reform, often in political, religious, or organizational contexts.
彼は党内の改革派として知られている。
He is known as a reformist within the party.
改革派の議員たちが新しい法案を提出した。
The reformist lawmakers submitted a new bill.
改革 is 'reform' in general; 改革派 specifies the people or group pushing for reform.
Compound of 改革 (reform) and 派 (faction, group).