と言う訳ではない
It is not that, It doesn't mean that, It is not always the case
Structure
［い］Adjective + という + わけでは(1)ない
［な］Adjective +（だ）+ という + わけでは(1)ない
Noun +（だ）+ という + わけでは(1)ない
(1) じゃ
Explanation
と言うわけではない is a stronger form of わけではない, used to deny an assumption by stating 'it doesn't necessarily mean that...', 'it's not the case that...', or 'it's not true that...'. Because という is often used to quote or bring up a topic, this grammar point is especially useful for correcting or clarifying a statement that was just made by someone else, suggesting it might not be entirely correct.
というわけではない can follow any clause that could normally precede という. A more direct translation could be 'it is not the case that (A) can be said'. While not mandatory, it is common to see だ inserted between a noun or な-Adjective and というわけではない.
- 値段が高いからといって、必ずしも品質がいいというわけではない。Just because the price is high, it doesn't necessarily mean the quality is good.
- 辛いものが食べられないというわけではないが、あまり得意ではない。It isn't that I can't eat spicy food, I'm just not very good with it.
- あの人はいつも静かだからといって、退屈だというわけではない。Just because that person is always quiet, it doesn't mean they're boring.
- 完全な失敗というわけではないが、計画を考え直す必要がある。It's not that it was a complete failure, but we need to reconsider the plan.
と言うわけではない is commonly used when a speaker wants to refute the idea that a prior statement is the cause of something. This can be used to proactively prevent a potential misunderstanding or to directly answer a question from the listener that implies a false conclusion.
Fun Fact
When used in its affirmative form, という訳だ is often used at the end of a sentence to state a conclusion that logically follows from the context or previous statements. This form is typically translated as 'so, that's why (A)' or 'it means that (A)'.
- 電車が遅れているのか。だからみんなホームで待っているという訳だね。The train is late? So that's why everyone is waiting on the platform.
- 彼がパソコンに詳しいのは、お父さんがプログラマーだからというわけだ。The reason he knows so much about computers is that his father is a programmer.
Examples
規則という訳ではないが、みんながそうしている。
It's not that it's a rule, but everyone does it that way. (not the reason)
絶対に行けないという訳ではないが、行かないほうがいいと思う。
It doesn't mean that you absolutely can't go, but I think it would be better if you didn't. (not the case)
このレストランは特に高いという訳ではないが、安くもない。
It's not to say that this restaurant is particularly expensive, but it's not cheap either. (not the case)
駅から遠いけど、そんなに不便だという訳ではない。バスがあるから。
It's far from the station, but that doesn't mean it's all that inconvenient, since there is a bus. (not the reason)
秘密という訳ではないけど、あまり人に話したくないんだ。
It's not that it's a secret, I just don't want to talk about it with a lot of people. (not the reason)
何も言わないからといって、賛成しているという訳ではない。
Just because I'm not saying anything, it doesn't mean that I agree. (not the reason)
このケーキが不味いという訳ではない。ただ、甘すぎるだけだ。
It is not that this cake tastes bad, it's just too sweet for me. (not the reason)
有名なブランドだからといって、品質が良いという訳ではない。
Just because it's a famous brand, it doesn't necessarily mean the quality is good. (not the case)
薬を飲めば、すぐに治るという訳ではない。
It is not the case that you will get better right away just by taking the medicine. (not the case)
一人でやるのが無理だという訳ではないが、手伝ってくれると助かる。
It's not to say that it's impossible for me to do alone, but I would be grateful if you could help. (not the reason)
会議という訳ではなかったが、今後のプランについて話し合った。
It wasn't exactly a meeting, but we did discuss our future plans. (not the reason)
先生：「この問題、わからないの？」
学生：「わからないという訳ではないですが、ちょっと時間がかかりそうです。」
Teacher: 'Do you not understand this problem?'
Student: 'It's not that I don't understand, it just seems like it will take some time.' (not the reason)