It prided itself in offering various peculiar features, including UFO rooms with "spaceship beds" and a Disney-themed dungeon.
"You can only find love motels like this one in Latin America and Asia."
(Image: Exploring the Unbeaten Path/Cate)But the urban explorer has not revealed the precise location of the old hotel in fear of vandalism.
He added: "The Showa era terminated in 1989 with the death of the Emperor Showa, and after that it became increasingly difficult to open love motels as big as this one.
Among the other high-tech amenities in the hotel were a pneumatic tube system for discreet payments and features in rooms with different themes.