left-wing faction; leftist group
Refers to a faction, group, or lineage within a larger organization (often political) that aligns with left-wing ideology. Used in contexts like party politics, labor unions, or activist movements.
The left-wing faction within the party proposed a new policy.
He is known as a leftist lawmaker.
Compound of 左派 (さは, 'left wing') and 系 (けい, 'lineage, faction, system'). The term follows a common pattern for designating ideological subgroups.