A Brother and His Younger Sister (兄とその妹, Ani to sono imoto), also titled An Older Brother and His Younger Sister, is a 1939 Japanese comedy-drama film written and directed by Yasujirō Shimazu.
[1][2][3] Together with Our Neighbor, Miss Yae (1934), it is regarded as one of Shimazu's major films,[4][5][6] and a representative of the shōshimin-eiga genre.
[7] Office worker Mamiya regularly returns home late from playing go with his employer Mr. Arita.
Not only do his wife Akiko and his younger sister Fumiko, who lives with them, comment on this, his habit is also the talk of his colleagues.
Mamiya, uncertain how to deliver the bad news to Akiko, visits his former colleague Utsumi, who now runs his own company.