Yoshiko Sawamura is a minor character.
When her father-in-law died the family once again took in Anju. During the funeral she yawned and was bored. Yoshiko was watching a program on TV when Anju fled in company of the pup Jirōmaru. She got yelled at by her husband when he cam home, but she couldn't be bothered as her Korean soup was about to star.