かだい課題kadai
1.

A problem or topic that is assigned for completion, study, or discussion, often within an academic or professional context.

2.

A challenge or issue that requires a solution, typically involving ongoing effort to address or resolve it.

3.

A specific matter or theme under consideration that necessitates attention or action, frequently related to goals or objectives.

4.

A pressing concern or priority that demands immediate focus and response in order to achieve progress or resolution.

Example:

その学生は自分の課題に専念した。

かだいきょく課題曲kadaikyoku
1.

A specific musical composition assigned for performance, often in the context of a competition or evaluation, emphasizing particular skills and techniques by the performer.

2.

A designated piece of music chosen for practice or study, serving as a focal point for developing performance abilities and interpretative insights.

3.

A selected musical work that acts as a benchmark, guiding students' progress and mastery within an educational or training environment.

けんきゅうかだい研究課題kenkyuukadai
1.

A specific topic or subject that is identified for investigation and study within a research context, aimed at contributing to knowledge or understanding in a particular field.

2.

An organized and structured inquiry or experiment designed to explore a particular problem or question, typically as part of academic or scientific research.

3.

A focused area of study within a broader research program, which involves formulating hypotheses, conducting experiments, and analyzing results to gain insights or develop solutions.

Example:

あなたは研究課題を二つ落とした、すぐにやり直さなければならない。