xuckless
He could have romance with few girls (counting also that he is a noble which are quite popular to have more than one wife) maybe even girls like Vanessa or Mereanola but not too much, even most harem (not talking about situations from world to world) have at most 5 to 6 girls because with more it would probably start to fall apart. But your choice Author if you start romance with one girl, more girls or play card "dumb mc" and finish at that