Pokémon Diamon (ポケットモンスター ダイヤモンド, Poketto Monsutā Daiyamondo?, Pocket Monsters Diamond) and Pokémon Pearl (ポケットモンスター パール, Poketto Monsutā Pāru?, Pocket Monsters Pearl) are a pair of role-playing video games developed by Game Freak and published by Nintendo for the Nintendo DS handheld video game console.