A cabinet minister; a high-ranking government official who heads a ministry and is a member of the cabinet.
その改革は大臣の発表で正式に始まった。
That reform was officially launched by the minister's announcement.
新しい大臣は教育問題に重点を置くと語った。
The new minister said they would focus on education issues.
大臣への不信任案が国会で提出された。
A motion of no confidence in the minister was submitted to the Diet.