結婚はしてもしなくてもどっちでもいいって英語でなんて言うの？

You can simply say 'marriage doesn't bother me', when someone is asking you if you will get married to your partner. If you want to give more information then you can give your reason, 'I'm happy with how it is with my partner'. 'I'm happy, I don't see the need for marriage'.

In the final example, a marriage certificate is sometimes referred to disparagingly as "a piece of paper!"

"As long as I am with the right person I don't mind if I get married or not." This explains that it is more important to you to find the right person rather than getting married. "Getting married isn't important to me but being with the right person is." This is another way of explaining that it means more to you to find the right person than getting married.

You can simply say 'I'm not bothered about getting married' or 'getting married doesn't bother me' if you are not bothered or something doesn't matter to you then you can also say it is 'not important' to you. By adding as long as I have a good partner you are explainnig why

Native speakers will say like this: “I don't necessarily have to get married”. There are lots of other ways to say it, but this one is the most accurate and most commonly used. Here is an example on how to use this in a conversation: A: When do you plan on getting married? B: I don't necessarily have to get married, as long as I have a good partner.

The two sentences you see provided above are great ways to express to your listener that as long as you have a good partner you do not care if you get married or not. In the first sentence you will see the term have one's back. This means to support someone. This term is appropriate for informal settings, like talking with close friends or family members.

Yes, above all, it is important to be part of a happy relationship for most people. However many people have a strong belief in marriage. You may state an opinion using one of the above example sentences if you hold that belief.