Fortunately, we found that the pool chooses from two different personality types, which consist of male villagers with Jock personality and female villagers with Uchi personality.
Although you don’t have a say in the villagers you receive, it is possible to change your two villagers by simply closing the game before the end of the tutoring day. This will allow you to revive and start a new island with two new villagers.
All potential departure villagers in Animal Crossing: New Horizons
Below is the full list of all the Jock and Uchi Personality Villagers available in Animal Crossing: New Horizons.