となる

Phrase (used in writing and formal speech only) (Intermediate 511)

A phrase which expresses the idea that someone or something becomes something.

Equivalent: Become

吉田さんが初代の委員長となった
Mr. Yoshida has become the first committee chairman.
その土地は結局国の所有物となった
That land eventually become state property.
戦後義務教育は九年間となった
After the war, (the period of) compulsory education was changed to (literally: became) nine years.
彼らの結婚は悲劇的な結果となった
Their marriage ended in tragedy (literally: became a tragic result).
彼は証拠不十分で無罪となった
For lack of evidence, he was found (literally: became) innocent.
その試合は雨のため中止となった
The game was cancelled (literally: became a cancellation) due to rain.

Formation

Nounとなる
必修科目となるBecome a compulsory subject

Notes