If the situation can't get any better, maybe moving out will bring temporary relief at first, then we'll have to see how he's going to get helped out of that slump.
His interpersonal close relationships are f*cked up. Even talking to a ghost evey day isn't sane.
He had it hard, not being close to anyone except people who died at a young age, in suspicious circumstances too...
I guess his shrink is his ghost friend?
Must be hard on Japanese people if this type of settings can be a real thing for them.