It's always open. I wouldn't want to disassemble the pull up bar that i attached at the door frame all the time

The cats forbid such things, even in the cold of winter!

Closed but not locked

House doors locked but bedroom door closed but unlocked.

I lock the apartment but not the bedroom. If someone managed to sneak in while I was awake they deserve to kill me while I sleep

The bedroom here doesn't have a door (just a makeshift curtain)

No. My bedroom has always an open door and the door to my flat isn't locked. It's shut. You could use a plastic card to open it.

No.