Taro Urashima was a fisherman.

One day children were tormenting a tortoise, and Taro Urashima appeared.

When Taro Urashima helps a tortoise, it is said that I take the tortoise to the Dragon's Palace for thanks.

Taro Urashima sat astride a tortoise and had you take it to the Dragon's Palace.

The princess of the Dragon Palace was in the Dragon's Palace and welcomed Taro. Taro asked the princess of the Dragon Palace to want to return in a few minutes. The princess of the Dragon Palace detained you, but can detain Taro Urashima; ...

It was assumed that I "must never open" an Urashima's box when Taro Urashima returned and handed it to Taro.

When I sat astride a tortoise, and Taro Urashima returned to the beach, there was none of the people whom Taro knew.

When Taro opened an Urashima's box while wondering, smoke came out of the inside.

And Taro who took the smoke became an old man.

As for the days that Taro Urashima spent in the Dragon's Palace, 700 years passed on the ground for a few days.

In addition, there are various opinions about the back of Taro Urashima and is not sure.