Translation guide
The movement of something (liquid, money, people, etc.) out of a place or system. Japanese expressions depend on what is flowing out and the context.
To describe water, air, or other fluids moving outward from a container, pipe, or area.
General term for outflow of liquids, gases, or even abstract things like information. Used in technical and everyday contexts.
Water is flowing out of the pipe.
The outflow of chemical substances affected the environment.
Verb form: to flow out, to leak out. Often used in news about oil spills or data leaks.
Oil flowed out from the tank.
Drainage, outflow of waste water. Common in plumbing and environmental contexts.
The factory's outflow is flowing into the river.
Outflow volume/rate. Technical term used in engineering or hydrology.
Adjust the outflow rate of the dam.
To describe financial outflows, such as capital flight or spending.
Same word as for liquids, but commonly used for capital, funds, or assets leaving a country or market.
Capital outflow to foreign countries continues.
Specifically 'fund outflow'. Common in economic news.
That policy caused an outflow of funds.
Casual, everyday expression for money going out (spending or outflow).
A lot of money flows out every month.
To describe emigration, employee turnover, or population movement out of an area.
Used for population outflow, brain drain, etc. Often paired with 人口 (population) or 人材 (human resources).
The outflow of population from rural areas to cities is a problem.
Plain way to say people are leaving. Suitable for casual conversation.
Specifically 'brain drain' or outflow of talented workers.
To describe the leaking or dissemination of information, data, or cultural elements.
Commonly used for data leaks, information outflow. Often in news about security breaches.
An outflow of personal information was discovered.
Leakage, especially of secrets or confidential information. More formal than 流出 in some contexts.
In many natural Japanese sentences, the concept of outflow is expressed with verbs like 出る (to go out), 流れ出る (to flow out), or 漏れる (to leak) rather than the noun 流出. Use 流出 when you need a formal or technical noun.
Young people are steadily flowing out of this town.
Measures to prevent the outflow of talent from the company are necessary.
機密情報の漏洩を防ぐ。
Prevent the outflow of confidential information.