8. It is only available at limited times
As mentioned before, even the exact address of this place will only be revealed a few days before the dinner. So you cannot just walk in and have dinner there. You have to make reservation first.
The restaurant itself is only open from June to September. Yes, it is only available for 4 (four) months. However, during those months it is available every night.
In June, it is open for one dining session only from 9 p.m. And in July to September, it is open for two dining sections. One starts at 8.30 p.m. and the second one at 12 a.m.
There are also very limited seat in the restaurant itself. So, make sure you make reservation first and adjust your vacation itinerary before you go.