Are you sure it's a Japanese movie? But again, I just think that the TV series A Xin is not a movie.

Ashin

Brief introduction of A Xin. ...

In order to make a living, A Xin (Ayako Kobayashi), who was only seven years old, was sent to a wood shop as a child laborer. After studying hard, A Xin never misses any chance to learn. After the "stealing money" incident, A Xin escaped from the wood shop and entered the Kagayami shop. Under the strict supervision and training of the proprietress, she gradually became the right-hand man of Midian people.

A Xin (Tanaka Kinuyo), who has grown up, left the rice shop because of emotional frustration. Since then, in that turbulent era, she studied hairdressing and business and experienced various setbacks in life. But in any case, this tenacious and stubborn girl never stopped moving forward, so step by step, ushered in her own modern people. ...

Adapted from Sugako Hashida's novel of the same name, NHK TV started its 30th anniversary celebration. It premiered on 1983, and then set a record of the highest audience rating of 629%. Later, it was translated into more than 20 languages and broadcast around the world, all of which set a very high viewing record.