Contest #419: Nishiyama Onsen Keiunkan, Yamanashi Prefecture, Japan
500 years before the Magna Carta, guests were checking into this hotel.
Nishiyama Onsen Keiunkan (Koshu Nishiyama Hot Spring) is the recognized by The Guinness Book of World Records as the Oldest Hotel in the World. This establishment has been continuously operated by 52 generations of the same family since 705 CE. The “Keiunkan” part of the name comes from the fact that the hotel was founded during the Keiun era in the reign of Emperor Monmu
Those who found the place and checked in by themselves (before the hint) included:
And those who needed a late checkout (after the hint):