With Oshin's baby arriving soon, Ryuzo arranges for her mother to visit. Oshin gives birth to a healthy baby boy whom they name Yu ("courageous"). After Oshin's mother leaves, Ryuzo's father also pays a visit to see the baby. The couple learns that Ryuzo's mother still refuses to accept Oshin. Ryuzo decides to borrow large sums of money to buy a plot of land and build a large factory, convinced that a successful business will prove his worth even as a third son and persuade his mother to accept their marriage.