The Crane Repays a Debt / Tower of Boars / Lightning and the Stone Urn

A poor man saves a wounded bird, and a beautiful woman comes to be his bride. The beautiful cloths she weaves sell for a high price, but... A young man loves to play the flute, but is forced to prove his bravery by slaying 100 boars. A man makes a stupid wish accidentally, and now a god will kill his son on his seventh birthday. Source: crunchyroll