懐かしいな。の英語

It brings back memories.

It's nostalgic.

That was nostalgic.

This brings back memories.

That is nostalgic.

I am nostalgic about that.

I felt nostalgic.

That is a nostalgic memory.

That is nostalgic for me.

This brings back memories.

This is nostalgic.

This brings back memories.

That became a fond memory.

That is very nostalgic for me.

I feel nostalgic.

You're imagining things.

That is very nostalgic for me.

I remembered it.

I remember.

I felt very nostalgic about that.

I thought about it nostalgically.

I thought about it dearly.

I remembered.

I felt very nostalgic about that.

the condition of unaccountably feeling nostalgic

I am still nostalgic about that.

Oh, yes, I remember it now.

grow [become, get] forgetful

Now I remember.

I can't remember.