What was the first harem anime?

What was the first harem anime? The first anime or manga to have all the elements of the harem genre is Tenchi Muyo! Ryo-Ohki (OVA anime: 1992). It has multiple female characters pursuing the same male lead, a constant presence in his life, in this case living with him in the same house.

The first anime or manga to have all the elements of the harem genre is Tenchi Muyo! Ryo-Ohki (OVA anime: 1992). It has multiple female characters pursuing the same male lead, a constant presence in his life, in this case living with him in the same house.