When you use elevators in Japan for business, shopping, eating or drinking, have you ever noticed a box in elevators? What kind of box do you think it is? This is a box called an emergency box for a disaster.…
![The Mysterious Triangular Box in the Elevator (Triangular prism) The Mysterious Triangular Box in the Elevator (Triangular prism)](https://kanaday.com/wordpress/wp-content/uploads/IMG_9359.jpg)
When you use elevators in Japan for business, shopping, eating or drinking, have you ever noticed a box in elevators? What kind of box do you think it is? This is a box called an emergency box for a disaster.…