こうどう講堂koudou
1.

A spacious room or building designed to accommodate a large audience for ceremonies, lectures, or events, commonly found in schools and religious institutions.

2.

A structure used in Buddhist temples, specifically for conducting teachings and sermons, part of the seven-hall complex associated with temple architecture.

3.

An expansive venue intended for gatherings where formal discussions, presentations, or rituals are held, serving as a central place for education and community events.

Example:

その教師は講堂に学生を集めた。