Hanasakeru Seishounen

Hanasakeru Seishōnen (花咲ける青少年) is a manga series written and illustrated by Natsumi Itsuki. The anime adaptation aired on NHK on April 5, 2009 – February 14, 2010.

Plot
Set in the modern era, the story follows the path to romance of fourteen-year-old Kajika Burnsworth, daughter of powerful industrialist Harry Burnsworth, owner of the Burnsworth international conglomerate giant. Kajika agrees to participate in a "marriage game" with her father, in which she must select her future husband out of three men that her father has supposedly preselected for her.