1A duty or obligation that comes with a role or task, including the duty to properly manage or oversee people or things.
プロジェクトの成功はリーダーの責任だ。
The project's success is the leader's responsibility.
部長として部下の安全管理に責任を持ってください。
As department head, please take responsibility for your subordinates' safety.
子どもの教育は親の重大な責任だと思う。
I think raising children is a major responsibility for parents.
無責任な発言は周りに迷惑をかける。
Irresponsible remarks cause trouble for the people around you.
2A legal or moral liability to bear losses or debts, often referring to an obligation to compensate for damage.
製造物責任により会社は多額の賠償を負った。
Due to product liability, the company had to pay a large compensation.
事故が起きた場合、誰が責任を取るのかをはっきりさせておこう。
If an accident happens, let's make clear in advance who will be held liable.
契約違反があれば、その責任を負わなければならない。
If there is a breach of contract, one must bear responsibility for it.