Translation guide
The English word "action" covers a wide range of meanings, from physical movement and legal proceedings to military combat and exciting events. This guide breaks down the most common uses for learners and provides natural Japanese equivalents.
Referring to doing something, a physical act, or movement.
General term for action, behavior, or conduct. Often used for taking action or describing someone's actions.
I can't understand his actions.
We need to take action immediately.
Refers to physical movement or motion, often in a mechanical or technical sense, or a single bodily movement.
This robot's movements are very smooth.
An act or deed, often with a nuance of intentionality or moral judgment.
That is a criminal act.
Referring to taking legal proceedings against someone.
Referring to fighting in a war or battle.
Referring to exciting things happening, often in entertainment or a lively setting.
Referring to the way a machine or device operates.
Referring to the series of events that make up a story.
When referring to a lively or exciting situation, directly translating 'action' as 行動 or 行為 sounds unnatural. Use アクション or describe the liveliness with words like 盛り上がる.
行動 is general behavior or taking action. 行為 is a specific deed, often with ethical weight. 動作 is physical movement, often mechanical or bodily. Choose based on whether you mean conduct, an act, or motion.
Actions speak louder than words.
A direct translation of the proverb, though not a common Japanese saying.
We will take legal action if necessary.
Military action or operation. A broader term encompassing strategic moves.
The government approved military action.
This town has some action at night.
The party was full of action.
The action of this button is strange.
物語の展開が速い。
The action of the story moves quickly.