ライフワーク (raifuwaaku) Japanese meaning: lifework | KotomoraFor him, this research is his lifework.
Environmental protection became her life's work.
Usage patterns
〈事〉をライフワークにするto make something one's life's work
He has made environmental protection his life's work.
ライフワークとして〈動詞〉to do something as one's life's work
She continues painting as her life's work.
ライフワークに取り組むto devote oneself to one's life's work
He has devoted himself to this research as his life's work for many years.