This character is a son of an upper class family. The male equivalent of an Ojou-sama.
The upper class is the social class composed of the wealthiest members of society, who also wield the greatest political power. The upper class is generally contained within the wealthiest 1-2% of the population, and is distinguished by immense wealth (in the form of estates) which is passed from generation to generation.
This tag is about the social status of the character and does not refer to his behavior.
Upper Class Man