- 課題【かだい】 - subject, theme, issue, matter, homework, assignment, task, challenge, problem, question 
- 課長【かちょう】 - section manager, section chief 
- 放課後【ほうかご】 - after school (at the end of the day) 
- 課税【かぜい】 - taxation 
- 課程【かてい】 - course, curriculum 
- 日課【にっか】 - daily routine, daily work, daily lesson 
- 課徴金【かちょうきん】 - charges (i.e. fees) 
- 課する【かする】 - to impose (a tax, fine, etc.), to levy, to assign (a task, duty, etc.), to give, to set 
- 修士課程【しゅうしかてい】 - master's course 
- 課員【かいん】 - section staff 
- 賦課【ふか】 - levy, imposition 
- 課す【かす】 - to impose (a tax, fine, etc.), to levy, to assign (a task, duty, etc.), to give, to set 
- 課外【かがい】 - extracurricular 
- 学課【がっか】 - lesson, school work