Translation guide
Expresses that something is true or happens, but not completely or not in all cases. The most natural Japanese equivalents depend on whether you are qualifying a statement, acknowledging a partial truth, or describing degree.
The speaker wants to soften a claim, admit that something is partly true, or indicate that a situation is not absolute.
Literally 'to a certain degree'. This is the most direct and common equivalent. It can modify verbs, adjectives, or stand alone.
What he says is correct to an extent.
I'm prepared for a certain amount of risk.
Means 'in a sense' or 'in a way'. Used when you want to say that from a particular perspective, something is true, but not entirely.
In a way, that was the right choice.
A common pattern meaning 'you can't say unconditionally that...'. It implies that a statement is true only to an extent, and there are exceptions.
You can't say it's entirely bad. (It's good to an extent.)
Means 'more or less', 'somewhat'. Often used with verbs or adjectives to indicate a moderate degree.
Some margin of error is acceptable (to an extent).
The speaker concedes a point, then adds a contrasting 'but' or 'however'.
A grammar pattern where you repeat a verb or adjective to mean 'it is true that..., but...'. It acknowledges something to an extent before adding a reservation.
It's convenient, to an extent, but it's too expensive.
I understand to an extent, but I can't agree.
Means 'certainly' or 'admittedly'. Used at the beginning of a sentence to concede a point before contrasting.
The speaker wants to specify the degree to which something happens or is true, often in questions or with limits.
Noun meaning 'degree', 'extent'. Used in phrases like 'to the extent that...' or 'to what extent'.
To what extent can you speak Japanese?
The extent of the damage is still unknown.
Particle meaning 'to the extent that', 'so much that'. Used after verbs/adjectives to indicate degree.
I was so happy I could cry (happy to the extent of wanting to cry).
Means 'as far as', 'to the extent that'. Used in formal contexts to set a limit on a statement.
Both mean 'to some extent', but ある程度 is more objective and can be used in formal contexts. 多少 is slightly more casual and often implies a small but not negligible amount. ある程度 can also be used as a noun modifier (ある程度のN), while 多少 is usually adverbial.
A certain amount of effort is necessary.
Some effort is necessary.
Do not translate 'to an extent' word-for-word as 範囲に (はんいに) or 程度に (ていどに) in most cases. These can sound unnatural. Use the phrases above instead.
Admittedly, his opinion has a point (to an extent). But it's not realistic.
To the extent of my knowledge, he is innocent.