Reginetta-san no Bouken

Reginetta, who proclaims herself to be the most beautiful and intelligent robot girl, has bought an island for a mere 100,000 yen and feels very fortunate to have acquired her new property. Now she goes to her island for a vacation, but realizes that the place is infested with sensual monster girls, with whom she will have to deal either by defeating them in battle or through sexual encounters.