Light Novel (Other) I was born the Seventh Prince. What am I supposed to do? Ichijinsha

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Very rarely, there are children who have memories of a past life only in their early years, and usually, as a rare event in the same world line, a soul with memories of another world can cross the world line either by the whim of God or, very rarely,. Such a child is the seventh prince of a country. The eldest son is a crown prince, the second son is a professor at the world's best school, the third son is a professional diplomat, and the fourth son is married into another country. The fifth and sixth sons are geniuses in music and painting respectively. HUH? WELL, THEN. WHAT AM I SUPPOSED. WHAT AM I SUPPOSED TO DO? THE WORLD FANTASY LIFE OF THE BELOVED PRINCE IS OPENED BY THE SEVENTH PRINCE OF THE Kingdom of Centro, Laimond!