Shinnosuke is introduced to Shizu as a prospective marriage partner, but he falls in love with her widowed sister Oyu. Convention forbids Oyu to marry because she has to raise her son as the head of her husband's family. Oyu convinces Shinnosuke and Shizu to marry so that she can remain close to Shinnosuke.
Oyû Kayukawa
Shizu
Shinnosuke Seribashi
Osumi
Otsugi Kayukawa
Eitaro
Kusaemon
Nanny
Book-keeper
Book-keeper
Book-keeper
Boy
Waitress
Doctor
Hostess
お茶の師匠
