noun
speaker and deputy speaker; chair and vice-chair; president and vice-president
Refers collectively to the presiding officer and their deputy in a legislative body, council, or similar assembly. The specific English title depends on the institution.
国会の正副議長が記者会見を開いた。
The speaker and deputy speaker of the Diet held a press conference.
正副議
The election of the chair and vice-chair takes place at the plenary session.