- Walk with your Pokémon. Each step you take with your Pokémon increases their happiness by 1 point.
- Have your Pokémon participate in battles. Battling increases your Pokémon's happiness by 1 point.
- Talk to your Pokémon. Talking to your Pokémon increases their happiness by 1 point up to a limit.
- Use the Day Care. The Day Care automatically increases a Pokémon's happiness by 1 point every 24 hours.
- Use the Pokeball Plus. The Pokeball Plus automatically increases your Pokémon's happiness by 1 point during a 1-hour walk.