A high school senior named Yotaro thought he was an only child — until he met his real mother and discovered that she has 19 daughters, from 0 to 18 years old. He ends up living with his "true family."
20 July 2011
Rikka Amatsuka
Haruka Amatsuka
Hotaru Amatsuka
Hikaru Amatsuka
Miharu Amatsuka
Tsurara Amatsuka
Urara Amatsuka
Youtarou Amatsuka
Sister Princess