Japanese meaning of 電光石火

Reading:
でんこうせっか (denkou sekka)

English Translation:

In the blink of an eye / Lightning fast

Meaning & Cultural Context

Meaning:


An action, response, or change that happens in an instant, much like a flash of lightning, and often too fast to follow or comprehend.

Cultural Context:


From Chinese idioms combining the imagery of lightning (“electric light”) and striking flint (“stone fire”), it entered Japanese literature and martial arts vocabulary. Today, it is used in sports commentary, business, and everyday conversation to emphasize swiftness.

Grammar & Learning Points

Grammar Point

• Noun phrase used as a metaphor for speed; often followed by “の〜” to modify nouns.

Trap for English Speakers

English speakers may overuse “lightning speed” without capturing the dramatic or literary nuance.

Example

Basic Example

彼は電光石火の動きでボールを奪った。

He stole the ball with lightning speed.


Applied Example

敵の動きを読んだ瞬間、電光石火の一撃が炸裂した。

The moment he read the enemy’s move, he struck in the blink of an eye.