ruling party Diet member; governing party legislator
Refers specifically to a member of the Japanese National Diet (国会) who belongs to the ruling party or coalition. In English contexts, may also be used for a member of parliament in the governing party.
A ruling party Diet member submitted a new bill.
The policy is supported by many governing party legislators.
Opposition party Diet member, contrasting with 与党議員.
General term for any Diet member, regardless of party affiliation.
Compound of 与党 (yotō, 'ruling party') and 議員 (giin, 'member of an assembly').