Translation guide
The English word 'operations' covers a wide range of meanings, from business activities and military missions to mathematical processes and medical procedures. This guide helps learners choose the most natural Japanese expression for each context.
The day-to-day activities, processes, or functioning of a business, organization, or system.
General term for business operations, tasks, or work. Often used in corporate contexts.
日常業務を効率化する。
Streamline daily operations.
Focuses on the management and running of an organization, event, or system.
会社の運営に携わる。
Be involved in the company's operations.
Specifically refers to the operation of a factory, plant, or industrial facility.
工場は24時間操業している。
The factory is in operation 24 hours a day.
Loanword from English, often used in business or IT contexts for specific operational processes.
オペレーションコストを削減する。
Reduce operational costs.
Planned military actions, missions, or campaigns.
Standard term for military operations, tactics, or strategy.
秘密作戦が実行された。
A covert operation was carried out.
Arithmetic or algebraic processes like addition, subtraction, etc.
Technical term for mathematical or logical operations.
コンピューターは高速で演算を行う。
Computers perform operations at high speed.
General word for calculation; can be used for basic arithmetic operations.
Surgical procedures performed on a patient.
The standard word for a surgical operation.
彼は心臓の手術を受けた。
He underwent a heart operation.
Abbreviation of 'Operation', common in casual or medical staff conversation.
明日オペがある。
I have an operation tomorrow.
The act of controlling, using, or running a machine, device, or system.
General term for operating or manipulating a machine, device, or software.
この機械の操作は簡単だ。
The operation of this machine is simple.
Used for driving vehicles or running machinery like engines.
The department or team responsible for day-to-day business functions.
Common term for the operations department in a company.
彼は業務部門に所属している。
He belongs to the operations department.
Used in some companies, especially foreign-affiliated or IT firms.
オペレーション部に異動になった。
I was transferred to the Operations Department.
業務 (gyōmu) refers to the actual tasks and work performed. 運営 (un'ei) emphasizes the management and running of an organization. 操業 (sōgyō) is limited to factory or plant operations.
業務を改善する。
Improve operations (tasks).
学校の運営に参加する。
Participate in the operation (management) of the school.
工場が操業を再開した。
The factory resumed operations.
Do not translate 'operations' as オペレーションズ in most cases. The plural form is rarely used naturally in Japanese. Use the appropriate Japanese term based on context.
Explicitly 'military operations', used in formal or news contexts.
軍事作戦の詳細は明らかにされていない。
Details of the military operation have not been disclosed.
Sometimes used in military contexts as a loanword, especially in fictional or game settings.
オペレーション・オーバーロード
Operation Overlord
四則計算を練習する。
Practice the four basic operations.
エンジンの運転を停止する。
Stop the operation of the engine.