"It was the Osaka station that became the model for 'Exit 8'," the author commented. "Tenroku's underground passage?", "Osaka Metro may be similar", "Is it Umeda's underground dungeon", users responded. The mystery game begins

"It was the Osaka station that became the model for 'Exit 8'," the author commented. "Tenroku's underground passage?", "Osaka Metro may be similar", "Is it Umeda's underground dungeon", users responded. The mystery game begins
The author, Mr. Kotake's post, was followed by comments such as "Tenroku's underground passage?", "Osaka Metro may be similar", and "Umeda's underground dungeon", which became a hot topic on SNS...

The linked article is in Japanese.