noun
training section; training department
Refers to a department or section within an organization responsible for training and development.
彼は研修課に配属された。
He was assigned to the training section.
研修課が新入社員向けのプログラムを企画している。
The training department is planning a program for new employees.
課 is a common suffix for 'section' or 'department' in companies and government offices.
Compound of 研修 (training) and 課 (section, department).