Why does Ocean Tale have the names Moana and Vaiana?

" Ocean's Tale " was a disney animated film about the adventures of a young girl in the Moana tribe. Moana was the name of the song sung in the theme song of the movie of the same name," Ocean's Tale," which was produced by the disney company. In the movie, Moana's mother was a dolphin dancer, so she had a deep affection for marine animals since she was young and wanted to become a dolphin dancer. However, in an accident, Moana lost her mother and was forced to leave the Dolphin Dance Company to embark on a new adventure. In the movie, Moana's stepfather and family didn't support her dream of being a dolphin dancer but wanted her to become a doctor. However, Moana was unwilling to give up on her dream and decided to go to the Pacific Ocean's dolphin sanctuary to find her dolphin dance troupe. In the process, she met many new friends, including a blue dolphin named Vaiana, who became Moana's new friend and partner and helped her realize her dream. Therefore, the names Moana and Vaiana were her names in the sea and a symbol of her new friends during her adventure.