Question

how to raise happiness in pokemon brilliant diamond

Answer 1

Get the Soothe Bell inside the Pokémon Mansion
Feed your best monsters three vitamins to make them happy.
Give your favorite Pokémon a massage once per day
Check the friendship level of your Pokémon with this special Pokétech app.

Answer 2

Answer:

How to Increase Friendship with Pokemon

1. Feed Your Pokemon Vitamins.

2. Give Them Massages.

3. Walk with Your Pokemon.

4. Give Your Pokemon a Soothe Bell.

5. Catch Pokemon with a Luxury Ball.

6. Feed Pokemon Berries.