Cause and Effect

In Come Again In The Spring, Death wants the old man to die, which leads to the old man out smarting Death and proving that he has a good memory.

In Urashima Taro and the Princess of the sea, Urashima Taro saves the turtle from being abused and this leads to him marrying the Princess of the Sea.

In Urashima Taro and the Princess of the sea, The Sea Princess gives Urashima a gift for leaving. She tells him never to open the box, which leads to him opening the box and dying

http://en.wikipedia.org/wiki/Chain