Fascinating Tech in Medieval Times

That is an ancient painting of "Urobune," which was an unknown object that was allegedly washed ashore in Japan in 1803.

A young woman aged between 18 and 20 arrived aboard the "hollow boat" on February 22, 1803.

Fishermen brought her inland, but she was unable to communicate in Japanese.

The vessel looks oddly modern, or beyond modern, something you would not see in a painting from that era.

Today, let's breathe into these mysteries.