The Daily What would appear to have found a solution.
|Fukuoka Fortress - saviour or blatant horde magnet?|
We all know Zombies flock to survivors regardless of how safe they think they are, call it animal magnetist, preternatural senses or just plan bad luck. That being the case, we recoomend keeping the gates to the actual mine shaft firmly closed, otherwise Mr Zebedee is gonna be pouring down that hole like the sands of time.
Not sure I would want to spend the rest of my days at the top of a funnel of funk once the writhing little rotters start piling up - Oust just ain't gonna cut it.
At least there's some swings and slides nearby if you're stuck for things to do come the end of the world.