Raphtalia is a key character in the anime series 'Tate no Yuusha no Nariagari' (The Rising of the Shield Hero). She is a demi-human raccoon girl who becomes the loyal companion and sword of the protagonist, Naofumi Iwatani. Initially enslaved, Raphtalia is bought by Naofumi and over time, she grows into a powerful warrior, aiding him in battles against the Waves of Catastrophe. Her loyalty and deep bond with Naofumi play a central role in the story, showcasing themes of trust and redemption.