Lyra Kotone, known as Kotone in the Japanese version, is a character from the Pokémon anime series 'Pocket Monsters'. She first appears in the 'Diamond & Pearl' series, where she is depicted as an enthusiastic and cheerful Pokémon Trainer from the Johto region. Lyra is known for her adventurous spirit and strong sense of friendship. She travels with her Marill and is often seen helping and encouraging other trainers, including Ash and his friends. Her role in the series highlights her as a supportive and optimistic figure, embodying the spirit of exploration and camaraderie central to the Pokémon universe.