noun
contract period; term of a contract
Refers to the duration for which a contract is valid. Common in business, legal, and service contexts.
この保険の契約期間は1年間です。
The contract period for this insurance is one year.
契約期間が終了する前に更新手続きをしてください。
Please complete the renewal procedure before the contract period ends.
Compound of 契約 (contract) + 期間 (period). A straightforward Sino-Japanese compound.