Hunter J frequently referred to as either Pokémon Hunter J, J, or Jay in certain dubs, is one of the main antagonists in anime; Pokémon Diamond and Pearl. She is a Pokémon hunter who, with the help from her henchmen, steals Trainers' Pokémon and sells the Pokémon requested by her clients for a profit, by any means necessary, including abandoning her henchmen, or even killing anyone who gets in her way.