Erotibot (2011)

Original title: 華麗なるエロ神家の一族 深窓令嬢は電気執事の夢を見るか

Tamayo, lives her life in simple elegance. Her overprotective crimelord father, in order to protect her from outside danger, has given her 3 android bodyguards. Life is good. Until one day Tamayo's father is hospitalized for a stroke and his computer is hacked and his will is found! Inside his will it says that he is leaving his immense fortune solely to Tamayo! When Tsukiyo discovers this, she plots to regain her inheritance. Can she distract the 3 Androids long enough to exact her plan?! Who will the Androids love in the end?! Which Android will win Tamayo's love??!!