expression, transitive verb, suru verb (irregular)
Expresses that something is necessary or required. Often used in formal or written contexts, but also common in everyday speech.
この問題を解決するには、専門家の助けを必要とする。
Solving this problem requires the help of an expert.
その計画は多額の資金を必要とする。
The plan calls for a large amount of funds.