Or maybe I miss my family? Or maybe I miss my family?

Although the time when II only realized it was now, I can remember the signs such as overeating and can'tnot being able to concentrate on anything. Although I only realized it now, I can remember the signs such as overeating and not being able to concentrate on anything.

This is a little hard to explain. While your original sentence had some problems though, I was still able to comprehend what you were trying to say easily. This will come with time as you continue to learn English.

Although the time when II only realized it was now, I can remember the sign such as overeat and can't concentrate anything. Although I only realized it now, I can remember the sign such as overeat and can't concentrate anything.

Although the time when II didn't realized it wasuntil now, I can remember thenoticed signs such as overeating and can'tpoor concentrate anythingion. Although I didn't realize it until now, I noticed signs such as overeating and poor concentration.

Or "not being able to concentrate on anything"

Maybe, it is because I can't make any sound for freely. Maybe, it is because I can't make any sound freely.

I might be confused, but do you mean you can't relax and freely make sound? You said 'make any sound for free', which I sounds like you're saying you have to pay to make sound.

Maybe, it is because I can'’t make any sound forexpress myself freely. Maybe, it is because I can’t express myself freely.

Maybe, it is because I can't make any sound for fres the way I'd like. Maybe it is because I can't make any sounds the way I'd like.

Or maybe "because I have to be silent all the time"?

When I lived my house, I canould sing songs and dance, so I canould relax. When I lived my house, I could sing songs and dance, so I could relax.

'can' -> 'could' in past tense

When I lived mywas at housme, I can sing songs and dance, so I can relax. When I was at home, I can sing songs and dance, so I can relax.

When I lived myin my own house, I canould sing songs and dance, so I canould relax. When I lived in my own house, I could sing songs and dance, so I could relax.

(I don't know how to express "自分なりに" in English.) (I don't know how to express "自分なりに" in English.)

Probably something like "to be myself", "to behave as I like", or "to do what I want".

Now, I don't do it because I don't want to make my members of dormitory annoyingdisturb my dorm roommates. Now, I don't do it because I don't want to disturb my dorm roommates.

Now, I don't do that because I don't want to make mannoy members of the dormitory annoying. Now, I don't do that because I don't want to annoy members of the dormitory.

Now, I don't do it because I don't want to make my members of my dormitory annoyinged. Now, I don't do it because I don't want to make my members of my dormitory annoyed.

An object or an action can be annoying (ex: my roommate is annoying), but if you/a person is the one BEING annoyed, you would say 'I/she was annoyed". So in this case, you could've said '...because I don't want to be annoying to members of my dormitory' or 'I don't want to make members of my dormitory annoyed'

I thoughtink I'll go to do karaoke next weekends. I think I'll go to do karaoke next weekend.

'thought' -> 'think' in present tense

I thought I'll go to do karaoke next weekends. I thought I'll go to do karaoke next weekend.