Kikuko (the eldest daughter)

Umeko (the second daughter)

Sakura (the third daughter)

Ayame (the fourth daughter)

Ooka (Umeko's husband)

Nomura (Ayame's husband)

Kudo

Minegishi (Ooka's friend)

Goro (Kudo's younger brother)

Tsuruo (the eldest son)

Asako (Ooka's mother)

Kondo (Tsuruo's friend)

Aki Ueno (the four sisters' mother)