Translation guide
How to express a rough or approximate calculation or guess in Japanese, from casual to formal.
To give a rough number or amount in everyday conversation.
The most common and versatile way to say 'roughly' or 'approximately'. Can be used before numbers or amounts.
About 100 people came.
It takes roughly an hour.
More formal than だいたい, often used in writing or official contexts. Placed directly before a number.
Similar to だいたい but slightly more formal. Can also be used as a noun meaning 'outline' or 'general idea'.
Casual, often used for rough calculations or summaries. Implies a broad, not detailed, estimate.
To refer to the estimate itself as a thing.
The standard word for a rough estimate or approximate calculation. Used in business and technical contexts.
How much will it be as a rough estimate?
Literally 'rough estimate', using 大まか (rough, broad) and 見積もり (estimate). Common in business.
Could I get a rough estimate?
Means 'outline' or 'rough idea', often used for summaries or gist rather than numerical estimates.
To express the action of estimating roughly.
The verb form of 概算. Formal and suitable for business.
Please make a rough estimate of the costs.
To estimate roughly. 大まかに is an adverb meaning 'roughly', and 見積もる is 'to estimate'.
Casual way to say 'make a rough estimate'. Often used in informal business or among friends.
Roughly estimating, how many people will gather?
だいたい is the most common in spoken Japanese. 約 is more formal and often used in writing or news. およそ is similar to だいたい but slightly more formal and can also be a noun.
The English word 'rough' can mean 'not smooth' (粗い, ざらざら) or 'violent' (乱暴). When talking about estimates, use the words above, not 粗い.
It cost approximately 500,000 yen.
おおよその見積もりを出してください。
Please give me a rough estimate.
ざっくり計算すると、利益は200万円くらいです。
Roughly calculating, the profit is about 2 million yen.
I will send you a rough estimate.
計画のあらましを説明してください。
Please explain the outline of the plan.
Roughly estimating, it's about 1 million yen.